11101243012400 has 60 divisors (see below), whose sum is σ = 26790336267072. Its totient is φ = 4420584625920.

The previous prime is 11101243012337. The next prime is 11101243012411. The reversal of 11101243012400 is 421034210111.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62137499 + ... + 62315898.

Almost surely, 2^{11101243012400} is an apocalyptic number.

11101243012400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101243012400 is an abundant number, since it is smaller than the sum of its proper divisors (15689093254672).

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

11101243012400 is a wasteful number, since it uses less digits than its factorization.

11101243012400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124453638 (or 124453627 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11101243012400 its reverse (421034210111), we get a palindrome (11522277222511).

The spelling of 11101243012400 in words is "eleven trillion, one hundred one billion, two hundred forty-three million, twelve thousand, four hundred".