2101010523 has 16 divisors (see below), whose sum is σ = 2899814400. Its totient is φ = 1351693440.

The previous prime is 2101010507. The next prime is 2101010537. The reversal of 2101010523 is 3250101012.

It is not a de Polignac number, because 2101010523 - 2⁴ = 2101010507 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2101010503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1923 + ... + 64851.

It is an arithmetic number, because the mean of its divisors is an integer number (181238400).

Almost surely, 2^2101010523 is an apocalyptic number.

2101010523 is a deficient number, since it is larger than the sum of its proper divisors (798803877).

2101010523 is a wasteful number, since it uses less digits than its factorization.

2101010523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63322.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 2101010523 is about 45836.7813333354. The cubic root of 2101010523 is about 1280.7845375570.

Adding to 2101010523 its reverse (3250101012), we get a palindrome (5351111535).

The spelling of 2101010523 in words is "two billion, one hundred one million, ten thousand, five hundred twenty-three".