11211012020986 has 8 divisors (see below), whose sum is σ = 16826111030484. Its totient is φ = 5602308344160.

The previous prime is 11211012020969. The next prime is 11211012020987. The reversal of 11211012020986 is 68902021011211.

It can be written as a sum of positive squares in 2 ways, for example, as 7853025405625 + 3357986615361 = 2802325^2 + 1832481^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11211012020986² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11211012020987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1598828785 + ... + 1598835796.

Almost surely, 2^{11211012020986} is an apocalyptic number.

11211012020986 is a deficient number, since it is larger than the sum of its proper divisors (5615099009498).

11211012020986 is a wasteful number, since it uses less digits than its factorization.

11211012020986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3197666336.

The product of its (nonzero) digits is 3456, while the sum is 34.

The spelling of 11211012020986 in words is "eleven trillion, two hundred eleven billion, twelve million, twenty thousand, nine hundred eighty-six".