22002101012122 has 64 divisors (see below), whose sum is σ = 42260756403456. Its totient is φ = 8340190824960.

The previous prime is 22002101012107. The next prime is 22002101012161. The reversal of 22002101012122 is 22121010120022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22002101012096 and 22002101012105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 149766888 + ... + 149913724.

It is an arithmetic number, because the mean of its divisors is an integer number (660324318804).

Almost surely, 2^{22002101012122} is an apocalyptic number.

22002101012122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22002101012122 is a deficient number, since it is larger than the sum of its proper divisors (20258655391334).

22002101012122 is a wasteful number, since it uses less digits than its factorization.

22002101012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173191.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22002101012122 its reverse (22121010120022), we get a palindrome (44123111132144).

The spelling of 22002101012122 in words is "twenty-two trillion, two billion, one hundred one million, twelve thousand, one hundred twenty-two".