101135322520 has 64 divisors (see below), whose sum is σ = 228996681120. Its totient is φ = 40198001664.

The previous prime is 101135322487. The next prime is 101135322577. The reversal of 101135322520 is 25223531101.

It is a super-2 number, since 2×101135322520² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18771267 + ... + 18776653.

Almost surely, 2^101135322520 is an apocalyptic number.

101135322520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101135322520 is an abundant number, since it is smaller than the sum of its proper divisors (127861358600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101135322520 is a wasteful number, since it uses less digits than its factorization.

101135322520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8284 (or 8280 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 101135322520 its reverse (25223531101), we get a palindrome (126358853621).

The spelling of 101135322520 in words is "one hundred one billion, one hundred thirty-five million, three hundred twenty-two thousand, five hundred twenty".