102222010221111 has 96 divisors (see below), whose sum is σ = 170866448762880. Its totient is φ = 58299905260800.

The previous prime is 102222010221059. The next prime is 102222010221113. The reversal of 102222010221111 is 111122010222201.

102222010221111 is a `hidden beast` number, since 10 + 222 + 201 + 0 + 221 + 1 + 11 = 666.

It is not a de Polignac number, because 102222010221111 - 2²² = 102222006026807 is a prime.

It is a super-4 number, since 4×102222010221111⁴ (a number of 57 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102222010221113) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 195390585 + ... + 195913053.

It is an arithmetic number, because the mean of its divisors is an integer number (1779858841280).

Almost surely, 2^{102222010221111} is an apocalyptic number.

102222010221111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

102222010221111 is a deficient number, since it is larger than the sum of its proper divisors (68644438541769).

102222010221111 is a wasteful number, since it uses less digits than its factorization.

102222010221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524277 (or 524274 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 102222010221111 its reverse (111122010222201), we get a palindrome (213344020443312).

The spelling of 102222010221111 in words is "one hundred two trillion, two hundred twenty-two billion, ten million, two hundred twenty-one thousand, one hundred eleven".