121010110022 has 16 divisors (see below), whose sum is σ = 192199018752. Its totient is φ = 56944010880.

The previous prime is 121010109991. The next prime is 121010110027. The reversal of 121010110022 is 220011010121.

It is a junction number, because it is equal to n+sod(n) for n = 121010109985 and 121010110012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121010110027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1761947 + ... + 1829337.

It is an arithmetic number, because the mean of its divisors is an integer number (12012438672).

Almost surely, 2^121010110022 is an apocalyptic number.

121010110022 is a deficient number, since it is larger than the sum of its proper divisors (71188908730).

121010110022 is a wasteful number, since it uses less digits than its factorization.

121010110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120223.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121010110022 its reverse (220011010121), we get a palindrome (341021120143).

Subtracting 121010110022 from its reverse (220011010121), we obtain a palindrome (99000900099).

The spelling of 121010110022 in words is "one hundred twenty-one billion, ten million, one hundred ten thousand, twenty-two".