22111121101102 has 16 divisors (see below), whose sum is σ = 36198765740592. Its totient is φ = 10045806477120.

The previous prime is 22111121101079. The next prime is 22111121101109. The reversal of 22111121101102 is 20110112111122.

It is a super-2 number, since 2×22111121101102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111121101109) 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, 235107633 + ... + 235201660.

It is an arithmetic number, because the mean of its divisors is an integer number (2262422858787).

Almost surely, 2^{22111121101102} is an apocalyptic number.

22111121101102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22111121101102 is a deficient number, since it is larger than the sum of its proper divisors (14087644639490).

22111121101102 is a wasteful number, since it uses less digits than its factorization.

22111121101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470311443.

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

Adding to 22111121101102 its reverse (20110112111122), we get a palindrome (42221233212224).

The spelling of 22111121101102 in words is "twenty-two trillion, one hundred eleven billion, one hundred twenty-one million, one hundred one thousand, one hundred two".