101261243135 has 32 divisors (see below), whose sum is σ = 140240903040. Its totient is φ = 69593154048.

The previous prime is 101261243107. The next prime is 101261243173. The reversal of 101261243135 is 531342162101.

It is a cyclic number.

It is not a de Polignac number, because 101261243135 - 2⁸ = 101261242879 is a prime.

It is a super-2 number, since 2×101261243135² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101261243098 and 101261243107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 860000 + ... + 970629.

It is an arithmetic number, because the mean of its divisors is an integer number (4382528220).

Almost surely, 2^101261243135 is an apocalyptic number.

101261243135 is a deficient number, since it is larger than the sum of its proper divisors (38979659905).

101261243135 is a wasteful number, since it uses less digits than its factorization.

101261243135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830707.

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 101261243135 in words is "one hundred one billion, two hundred sixty-one million, two hundred forty-three thousand, one hundred thirty-five".