101232111031 has 8 divisors (see below), whose sum is σ = 102877367504. Its totient is φ = 99593841600.

The previous prime is 101232111023. The next prime is 101232111047. The reversal of 101232111031 is 130111232101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101232111031 - 2³ = 101232111023 is a prime.

It is a super-2 number, since 2×101232111031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101232110996 and 101232111014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101232111061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1717545 + ... + 1775506.

It is an arithmetic number, because the mean of its divisors is an integer number (12859670938).

Almost surely, 2^101232111031 is an apocalyptic number.

101232111031 is a deficient number, since it is larger than the sum of its proper divisors (1645256473).

101232111031 is an equidigital number, since it uses as much as digits as its factorization.

101232111031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3493521.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 101232111031 its reverse (130111232101), we get a palindrome (231343343132).

The spelling of 101232111031 in words is "one hundred one billion, two hundred thirty-two million, one hundred eleven thousand, thirty-one".