101213100135 has 48 divisors (see below), whose sum is σ = 202028935680. Its totient is φ = 45915629760.

The previous prime is 101213100113. The next prime is 101213100169. The reversal of 101213100135 is 531001312101.

It is not a de Polignac number, because 101213100135 - 2¹¹ = 101213098087 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1185115 + ... + 1267644.

It is an arithmetic number, because the mean of its divisors is an integer number (4208936160).

Almost surely, 2^101213100135 is an apocalyptic number.

101213100135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

101213100135 is a deficient number, since it is larger than the sum of its proper divisors (100815835545).

101213100135 is a wasteful number, since it uses less digits than its factorization.

101213100135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452908 (or 2452905 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

Adding to 101213100135 its reverse (531001312101), we get a palindrome (632214412236).

The spelling of 101213100135 in words is "one hundred one billion, two hundred thirteen million, one hundred thousand, one hundred thirty-five".