203312101120402 has 32 divisors (see below), whose sum is σ = 308209444071984. Its totient is φ = 100577096064000.

The previous prime is 203312101120367. The next prime is 203312101120433. The reversal of 203312101120402 is 204021101213302.

It can be written as a sum of positive squares in 8 ways, for example, as 178747300468881 + 24564800651521 = 13369641^2 + 4956289^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1596782902 + ... + 1596910222.

Almost surely, 2^{203312101120402} is an apocalyptic number.

203312101120402 is a deficient number, since it is larger than the sum of its proper divisors (104897342951582).

203312101120402 is a wasteful number, since it uses less digits than its factorization.

203312101120402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133054.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 203312101120402 its reverse (204021101213302), we get a palindrome (407333202333704).

The spelling of 203312101120402 in words is "two hundred three trillion, three hundred twelve billion, one hundred one million, one hundred twenty thousand, four hundred two".