2145320102524 has 12 divisors (see below), whose sum is σ = 3769888231648. Its totient is φ = 1068209179200.

The previous prime is 2145320102503. The next prime is 2145320102537. The reversal of 2145320102524 is 4252010235412.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1112716932 + ... + 1112718859.

Almost surely, 2^{2145320102524} is an apocalyptic number.

It is an amenable number.

2145320102524 is a deficient number, since it is larger than the sum of its proper divisors (1624568129124).

2145320102524 is a wasteful number, since it uses less digits than its factorization.

2145320102524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225436036 (or 2225436034 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 2145320102524 its reverse (4252010235412), we get a palindrome (6397330337936).

The spelling of 2145320102524 in words is "two trillion, one hundred forty-five billion, three hundred twenty million, one hundred two thousand, five hundred twenty-four".