101002111023 has 8 divisors (see below), whose sum is σ = 146912161536. Its totient is φ = 61213400600.

The previous prime is 101002111019. The next prime is 101002111027. The reversal of 101002111023 is 320111200101.

It is an interprime number because it is at equal distance from previous prime (101002111019) and next prime (101002111027).

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

It is not a de Polignac number, because 101002111023 - 2² = 101002111019 is a prime.

It is a super-2 number, since 2×101002111023² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101002111027) 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, 1530334983 + ... + 1530335048.

It is an arithmetic number, because the mean of its divisors is an integer number (18364020192).

Almost surely, 2^101002111023 is an apocalyptic number.

101002111023 is a deficient number, since it is larger than the sum of its proper divisors (45910050513).

101002111023 is a wasteful number, since it uses less digits than its factorization.

101002111023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060670045.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 101002111023 its reverse (320111200101), we get a palindrome (421113311124).

The spelling of 101002111023 in words is "one hundred one billion, two million, one hundred eleven thousand, twenty-three".