201023310232370 has 32 divisors (see below), whose sum is σ = 367830199454256. Its totient is φ = 79079008204800.

The previous prime is 201023310232369. The next prime is 201023310232399. The reversal of 201023310232370 is 73232013320102.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 96375668386321 + 104647641846049 = 9817111^2 + 10229743^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21290279 + ... + 29245898.

Almost surely, 2^{201023310232370} is an apocalyptic number.

201023310232370 is a deficient number, since it is larger than the sum of its proper divisors (166806889221886).

201023310232370 is a wasteful number, since it uses less digits than its factorization.

201023310232370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50542766.

The product of its (nonzero) digits is 9072, while the sum is 29.

Adding to 201023310232370 its reverse (73232013320102), we get a palindrome (274255323552472).

The spelling of 201023310232370 in words is "two hundred one trillion, twenty-three billion, three hundred ten million, two hundred thirty-two thousand, three hundred seventy".