99312411421400 has 96 divisors (see below), whose sum is σ = 244507319280000. Its totient is φ = 37384603576320.

The previous prime is 99312411421397. The next prime is 99312411421409. The reversal of 99312411421400 is 412411421399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99312411421409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34058201 + ... + 36858999.

It is an arithmetic number, because the mean of its divisors is an integer number (2546951242500).

Almost surely, 2^{99312411421400} is an apocalyptic number.

It is an amenable number.

99312411421400 is an abundant number, since it is smaller than the sum of its proper divisors (145194907858600).

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

99312411421400 is a wasteful number, since it uses less digits than its factorization.

99312411421400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2811261 (or 2811252 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

Adding to 99312411421400 its reverse (412411421399), we get a palindrome (99724822842799).

The spelling of 99312411421400 in words is "ninety-nine trillion, three hundred twelve billion, four hundred eleven million, four hundred twenty-one thousand, four hundred".