121400000213044 has 72 divisors (see below), whose sum is σ = 263877972861888. Its totient is φ = 48609100108800.

The previous prime is 121400000213033. The next prime is 121400000213111. The reversal of 121400000213044 is 440312000004121.

It is a happy number.

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, 312944557 + ... + 313332244.

It is an arithmetic number, because the mean of its divisors is an integer number (3664971845304).

Almost surely, 2^{121400000213044} is an apocalyptic number.

121400000213044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

121400000213044 is an abundant number, since it is smaller than the sum of its proper divisors (142477972648844).

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

121400000213044 is a wasteful number, since it uses less digits than its factorization.

121400000213044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626276885 (or 626276876 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 121400000213044 its reverse (440312000004121), we get a palindrome (561712000217165).

The spelling of 121400000213044 in words is "one hundred twenty-one trillion, four hundred billion, two hundred thirteen thousand, forty-four".