101231535045 has 32 divisors (see below), whose sum is σ = 163145808000. Its totient is φ = 53599728384.

The previous prime is 101231535029. The next prime is 101231535079. The reversal of 101231535045 is 540535132101.

It is not a de Polignac number, because 101231535045 - 2⁴ = 101231535029 is a prime.

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, 1156594 + ... + 1241036.

It is an arithmetic number, because the mean of its divisors is an integer number (5098306500).

Almost surely, 2^101231535045 is an apocalyptic number.

101231535045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101231535045 is a deficient number, since it is larger than the sum of its proper divisors (61914272955).

101231535045 is a wasteful number, since it uses less digits than its factorization.

101231535045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85029.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 101231535045 its reverse (540535132101), we get a palindrome (641766667146).

The spelling of 101231535045 in words is "one hundred one billion, two hundred thirty-one million, five hundred thirty-five thousand, forty-five".