10111211221102 has 16 divisors (see below), whose sum is σ = 15315179023872. Its totient is φ = 5006158671960.

The previous prime is 10111211221081. The next prime is 10111211221147. The reversal of 10111211221102 is 20112211211101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1074783 + ... + 4623589.

It is an arithmetic number, because the mean of its divisors is an integer number (957198688992).

Almost surely, 2^{10111211221102} is an apocalyptic number.

10111211221102 is a deficient number, since it is larger than the sum of its proper divisors (5203967802770).

10111211221102 is a wasteful number, since it uses less digits than its factorization.

10111211221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3562743.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 10111211221102 its reverse (20112211211101), we get a palindrome (30223422432203).

The spelling of 10111211221102 in words is "ten trillion, one hundred eleven billion, two hundred eleven million, two hundred twenty-one thousand, one hundred two".