101123030231013 has 48 divisors (see below), whose sum is σ = 157384113406656. Its totient is φ = 57585648556800.

The previous prime is 101123030230987. The next prime is 101123030231023. The reversal of 101123030231013 is 310132030321101.

It is a happy number.

It is not a de Polignac number, because 101123030231013 - 2¹⁶ = 101123030165477 is a prime.

It is a super-2 number, since 2×101123030231013² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101123030231023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 186119295 + ... + 186661827.

It is an arithmetic number, because the mean of its divisors is an integer number (3278835695972).

Almost surely, 2^{101123030231013} is an apocalyptic number.

It is an amenable number.

101123030231013 is a deficient number, since it is larger than the sum of its proper divisors (56261083175643).

101123030231013 is a wasteful number, since it uses less digits than its factorization.

101123030231013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546914 (or 546907 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 101123030231013 its reverse (310132030321101), we get a palindrome (411255060552114).

The spelling of 101123030231013 in words is "one hundred one trillion, one hundred twenty-three billion, thirty million, two hundred thirty-one thousand, thirteen".