203426520412 has 12 divisors (see below), whose sum is σ = 356001735376. Its totient is φ = 101711738880.

The previous prime is 203426520359. The next prime is 203426520421. The reversal of 203426520412 is 214025624302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47013 + ... + 639580.

Almost surely, 2^203426520412 is an apocalyptic number.

It is an amenable number.

203426520412 is a deficient number, since it is larger than the sum of its proper divisors (152575214964).

203426520412 is a wasteful number, since it uses less digits than its factorization.

203426520412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760668 (or 760666 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 203426520412 in words is "two hundred three billion, four hundred twenty-six million, five hundred twenty thousand, four hundred twelve".