203344400120038 has 4 divisors (see below), whose sum is σ = 305016600180060. Its totient is φ = 101672200060018.

The previous prime is 203344400120023. The next prime is 203344400120039. The reversal of 203344400120038 is 830021004443302.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×203344400120038² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203344400119985 and 203344400120012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203344400120039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50836100030008 + ... + 50836100030011.

It is an arithmetic number, because the mean of its divisors is an integer number (76254150045015).

Almost surely, 2^{203344400120038} is an apocalyptic number.

203344400120038 is a deficient number, since it is larger than the sum of its proper divisors (101672200060022).

203344400120038 is a wasteful number, since it uses less digits than its factorization.

203344400120038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101672200060021.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 203344400120038 in words is "two hundred three trillion, three hundred forty-four billion, four hundred million, one hundred twenty thousand, thirty-eight".