22101111112002 has 16 divisors (see below), whose sum is σ = 47602393164480. Its totient is φ = 6800341880592.

The previous prime is 22101111112001. The next prime is 22101111112021. The reversal of 22101111112002 is 20021111110122.

It is a happy number.

It is a super-2 number, since 2×22101111112002² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22101111112001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141673789102 + ... + 141673789257.

It is an arithmetic number, because the mean of its divisors is an integer number (2975149572780).

Almost surely, 2^{22101111112002} is an apocalyptic number.

22101111112002 is an abundant number, since it is smaller than the sum of its proper divisors (25501282052478).

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

22101111112002 is a wasteful number, since it uses less digits than its factorization.

22101111112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283347578377.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22101111112002 its reverse (20021111110122), we get a palindrome (42122222222124).

The spelling of 22101111112002 in words is "twenty-two trillion, one hundred one billion, one hundred eleven million, one hundred twelve thousand, two".