22001210121122 has 16 divisors (see below), whose sum is σ = 33069818738400. Its totient is φ = 10977953004000.

The previous prime is 22001210121091. The next prime is 22001210121133. The reversal of 22001210121122 is 22112101210022.

It is a super-2 number, since 2×22001210121122² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22001210121122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1160747 + ... + 6734222.

It is an arithmetic number, because the mean of its divisors is an integer number (2066863671150).

Almost surely, 2^{22001210121122} is an apocalyptic number.

22001210121122 is a deficient number, since it is larger than the sum of its proper divisors (11068608617278).

22001210121122 is a wasteful number, since it uses less digits than its factorization.

22001210121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7897841.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22001210121122 its reverse (22112101210022), we get a palindrome (44113311331144).

The spelling of 22001210121122 in words is "twenty-two trillion, one billion, two hundred ten million, one hundred twenty-one thousand, one hundred twenty-two".