137200044442031 has 4 divisors (see below), whose sum is σ = 137200141252272. Its totient is φ = 137199947631792.

The previous prime is 137200044442003. The next prime is 137200044442057. The reversal of 137200044442031 is 130244440002731.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137200044442031 is a prime.

It is a super-2 number, since 2×137200044442031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 137200044441982 and 137200044442000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137200044442091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46247246 + ... + 49124411.

It is an arithmetic number, because the mean of its divisors is an integer number (34300035313068).

Almost surely, 2^{137200044442031} is an apocalyptic number.

137200044442031 is a deficient number, since it is larger than the sum of its proper divisors (96810241).

137200044442031 is an equidigital number, since it uses as much as digits as its factorization.

137200044442031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96810240.

The product of its (nonzero) digits is 64512, while the sum is 35.

Adding to 137200044442031 its reverse (130244440002731), we get a palindrome (267444484444762).

The spelling of 137200044442031 in words is "one hundred thirty-seven trillion, two hundred billion, forty-four million, four hundred forty-two thousand, thirty-one".