2137621140371 has 4 divisors (see below), whose sum is σ = 2250127516200. Its totient is φ = 2025114764544.

The previous prime is 2137621140341. The next prime is 2137621140397. The reversal of 2137621140371 is 1730411267312.

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

It is a cyclic number.

It is not a de Polignac number, because 2137621140371 - 2⁶ = 2137621140307 is a prime.

It is a super-2 number, since 2×2137621140371² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2137621140341) 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, 56253187886 + ... + 56253187923.

It is an arithmetic number, because the mean of its divisors is an integer number (562531879050).

Almost surely, 2^{2137621140371} is an apocalyptic number.

2137621140371 is a deficient number, since it is larger than the sum of its proper divisors (112506375829).

2137621140371 is a wasteful number, since it uses less digits than its factorization.

2137621140371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112506375828.

The product of its (nonzero) digits is 42336, while the sum is 38.

The spelling of 2137621140371 in words is "two trillion, one hundred thirty-seven billion, six hundred twenty-one million, one hundred forty thousand, three hundred seventy-one".