203112020011342 has 64 divisors (see below), whose sum is σ = 331116632892864. Its totient is φ = 92888192517120.

The previous prime is 203112020011309. The next prime is 203112020011363. The reversal of 203112020011342 is 243110020211302.

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, 1127176492 + ... + 1127356672.

It is an arithmetic number, because the mean of its divisors is an integer number (5173697388951).

Almost surely, 2^{203112020011342} is an apocalyptic number.

203112020011342 is a deficient number, since it is larger than the sum of its proper divisors (128004612881522).

203112020011342 is a wasteful number, since it uses less digits than its factorization.

203112020011342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181333.

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

Adding to 203112020011342 its reverse (243110020211302), we get a palindrome (446222040222644).

The spelling of 203112020011342 in words is "two hundred three trillion, one hundred twelve billion, twenty million, eleven thousand, three hundred forty-two".