203112553253012 has 24 divisors (see below), whose sum is σ = 383626655498856. Its totient is φ = 93539125675008.

The previous prime is 203112553252997. The next prime is 203112553253161. The reversal of 203112553253012 is 210352355211302.

It can be written as a sum of positive squares in 4 ways, for example, as 370437780496 + 202742115472516 = 608636^2 + 14238754^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4273510853 + ... + 4273558380.

It is an arithmetic number, because the mean of its divisors is an integer number (15984443979119).

Almost surely, 2^{203112553253012} is an apocalyptic number.

It is an amenable number.

203112553253012 is a deficient number, since it is larger than the sum of its proper divisors (180514102245844).

203112553253012 is a wasteful number, since it uses less digits than its factorization.

203112553253012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8547069707 (or 8547069705 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 203112553253012 in words is "two hundred three trillion, one hundred twelve billion, five hundred fifty-three million, two hundred fifty-three thousand, twelve".