11012121530312 has 32 divisors (see below), whose sum is σ = 24078982944000. Its totient is φ = 4719480654672.

The previous prime is 11012121530233. The next prime is 11012121530351. The reversal of 11012121530312 is 21303512121011.

It is a super-2 number, since 2×11012121530312² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2006579168 + ... + 2006584655.

It is an arithmetic number, because the mean of its divisors is an integer number (752468217000).

Almost surely, 2^{11012121530312} is an apocalyptic number.

It is an amenable number.

11012121530312 is an abundant number, since it is smaller than the sum of its proper divisors (13066861413688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11012121530312 is an equidigital number, since it uses as much as digits as its factorization.

11012121530312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4013163850 (or 4013163832 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

Adding to 11012121530312 its reverse (21303512121011), we get a palindrome (32315633651323).

The spelling of 11012121530312 in words is "eleven trillion, twelve billion, one hundred twenty-one million, five hundred thirty thousand, three hundred twelve".