2097500220351 has 24 divisors (see below), whose sum is σ = 3209567896080. Its totient is φ = 1315411335936.

The previous prime is 2097500220331. The next prime is 2097500220359. The reversal of 2097500220351 is 1530220057902.

It is not a de Polignac number, because 2097500220351 - 2²² = 2097496026047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2097500220359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3172321 + ... + 3776058.

It is an arithmetic number, because the mean of its divisors is an integer number (133731995670).

Almost surely, 2^{2097500220351} is an apocalyptic number.

2097500220351 is a deficient number, since it is larger than the sum of its proper divisors (1112067675729).

2097500220351 is a wasteful number, since it uses less digits than its factorization.

2097500220351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6950375 (or 6950372 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The spelling of 2097500220351 in words is "two trillion, ninety-seven billion, five hundred million, two hundred twenty thousand, three hundred fifty-one".