121400043022204 has 24 divisors (see below), whose sum is σ = 221380143924240. Its totient is φ = 58179129595776.

The previous prime is 121400043022121. The next prime is 121400043022211. The reversal of 121400043022204 is 402220340004121.

It is a super-2 number, since 2×121400043022204² (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, 3819517302 + ... + 3819549085.

It is an arithmetic number, because the mean of its divisors is an integer number (9224172663510).

Almost surely, 2^{121400043022204} is an apocalyptic number.

It is an amenable number.

121400043022204 is a deficient number, since it is larger than the sum of its proper divisors (99980100902036).

121400043022204 is a wasteful number, since it uses less digits than its factorization.

121400043022204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7639066557 (or 7639066555 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 121400043022204 its reverse (402220340004121), we get a palindrome (523620383026325).

The spelling of 121400043022204 in words is "one hundred twenty-one trillion, four hundred billion, forty-three million, twenty-two thousand, two hundred four".