203106422612 has 12 divisors (see below), whose sum is σ = 357277879476. Its totient is φ = 101027028480.

The previous prime is 203106422587. The next prime is 203106422627. The reversal of 203106422612 is 216224601302.

It can be written as a sum of positive squares in 2 ways, for example, as 56904194116 + 146202228496 = 238546^2 + 382364^2 .

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, 131544839 + ... + 131546382.

It is an arithmetic number, because the mean of its divisors is an integer number (29773156623).

Almost surely, 2^203106422612 is an apocalyptic number.

It is an amenable number.

203106422612 is a deficient number, since it is larger than the sum of its proper divisors (154171456864).

203106422612 is a wasteful number, since it uses less digits than its factorization.

203106422612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263091418 (or 263091416 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 203106422612 in words is "two hundred three billion, one hundred six million, four hundred twenty-two thousand, six hundred twelve".