111772743203125 has 32 divisors (see below), whose sum is σ = 140231153507328. Its totient is φ = 89088221250000.

The previous prime is 111772743203101. The next prime is 111772743203141. The reversal of 111772743203125 is 521302347277111.

It is not a de Polignac number, because 111772743203125 - 2²¹ = 111772741105973 is a prime.

It is a super-2 number, since 2×111772743203125² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18532224 + ... + 23811526.

It is an arithmetic number, because the mean of its divisors is an integer number (4382223547104).

Almost surely, 2^{111772743203125} is an apocalyptic number.

It is an amenable number.

111772743203125 is a deficient number, since it is larger than the sum of its proper divisors (28458410304203).

111772743203125 is an frugal number, since it uses more digits than its factorization.

111772743203125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5279609 (or 5279579 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 46.

The spelling of 111772743203125 in words is "one hundred eleven trillion, seven hundred seventy-two billion, seven hundred forty-three million, two hundred three thousand, one hundred twenty-five".