121214402341400 has 96 divisors (see below), whose sum is σ = 290058397217280. Its totient is φ = 47089386960000.

The previous prime is 121214402341367. The next prime is 121214402341421. The reversal of 121214402341400 is 4143204412121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62751776 + ... + 64654575.

It is an arithmetic number, because the mean of its divisors is an integer number (3021441637680).

Almost surely, 2^{121214402341400} is an apocalyptic number.

121214402341400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121214402341400 is an abundant number, since it is smaller than the sum of its proper divisors (168843994875880).

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

121214402341400 is a wasteful number, since it uses less digits than its factorization.

121214402341400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127406505 (or 127406496 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 121214402341400 its reverse (4143204412121), we get a palindrome (125357606753521).

The spelling of 121214402341400 in words is "one hundred twenty-one trillion, two hundred fourteen billion, four hundred two million, three hundred forty-one thousand, four hundred".