121011022122 has 16 divisors (see below), whose sum is σ = 242133140640. Its totient is φ = 40318491312.

The previous prime is 121011022117. The next prime is 121011022141. The reversal of 121011022122 is 221220110121.

It is a super-2 number, since 2×121011022122² (a number of 23 digits) contains 22 as substring.

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, 4614853 + ... + 4641000.

It is an arithmetic number, because the mean of its divisors is an integer number (15133321290).

Almost surely, 2^121011022122 is an apocalyptic number.

121011022122 is an abundant number, since it is smaller than the sum of its proper divisors (121122118518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121011022122 is a wasteful number, since it uses less digits than its factorization.

121011022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9258037.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121011022122 its reverse (221220110121), we get a palindrome (342231132243).

The spelling of 121011022122 in words is "one hundred twenty-one billion, eleven million, twenty-two thousand, one hundred twenty-two".