22121101120010 has 32 divisors (see below), whose sum is σ = 40000089088512. Its totient is φ = 8807979257280.

The previous prime is 22121101119989. The next prime is 22121101120031. The reversal of 22121101120010 is 1002110112122.

It is an interprime number because it is at equal distance from previous prime (22121101119989) and next prime (22121101120031).

It is a super-2 number, since 2×22121101120010² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25011872 + ... + 25881188.

It is an arithmetic number, because the mean of its divisors is an integer number (1250002784016).

Almost surely, 2^{22121101120010} is an apocalyptic number.

22121101120010 is a deficient number, since it is larger than the sum of its proper divisors (17878987968502).

22121101120010 is a wasteful number, since it uses less digits than its factorization.

22121101120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880958.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22121101120010 its reverse (1002110112122), we get a palindrome (23123211232132).

The spelling of 22121101120010 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred one million, one hundred twenty thousand, ten".