121011150554012 has 48 divisors (see below), whose sum is σ = 215681017870080. Its totient is φ = 59391137290368.

The previous prime is 121011150553939. The next prime is 121011150554027. The reversal of 121011150554012 is 210455051110121.

It is a super-2 number, since 2×121011150554012² (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 15 ways as a sum of consecutive naturals, for example, 427893968 + ... + 428176680.

It is an arithmetic number, because the mean of its divisors is an integer number (4493354538960).

Almost surely, 2^{121011150554012} is an apocalyptic number.

It is an amenable number.

121011150554012 is a deficient number, since it is larger than the sum of its proper divisors (94669867316068).

121011150554012 is a wasteful number, since it uses less digits than its factorization.

121011150554012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285482 (or 285480 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 29.

The spelling of 121011150554012 in words is "one hundred twenty-one trillion, eleven billion, one hundred fifty million, five hundred fifty-four thousand, twelve".