121122110010102 has 16 divisors (see below), whose sum is σ = 242246859287040. Its totient is φ = 40373596792232.

The previous prime is 121122110010067. The next prime is 121122110010131. The reversal of 121122110010102 is 201010011221121.

It is a happy number.

It is a super-2 number, since 2×121122110010102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109372602 + ... + 110474477.

It is an arithmetic number, because the mean of its divisors is an integer number (15140428705440).

Almost surely, 2^{121122110010102} is an apocalyptic number.

121122110010102 is an abundant number, since it is smaller than the sum of its proper divisors (121124749276938).

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

121122110010102 is a wasteful number, since it uses less digits than its factorization.

121122110010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219938907.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 121122110010102 its reverse (201010011221121), we get a palindrome (322132121231223).

The spelling of 121122110010102 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, one hundred ten million, ten thousand, one hundred two".