101020055103 has 48 divisors (see below), whose sum is σ = 164161015200. Its totient is φ = 59329766400.

The previous prime is 101020055093. The next prime is 101020055113. The reversal of 101020055103 is 301550020101.

101020055103 is a `hidden beast` number, since 10 + 102 + 0 + 0 + 551 + 0 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (101020055093) and next prime (101020055113).

It is not a de Polignac number, because 101020055103 - 2⁸ = 101020054847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020055113) 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, 521275 + ... + 688307.

It is an arithmetic number, because the mean of its divisors is an integer number (3420021150).

Almost surely, 2^101020055103 is an apocalyptic number.

101020055103 is a deficient number, since it is larger than the sum of its proper divisors (63140960097).

101020055103 is a wasteful number, since it uses less digits than its factorization.

101020055103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167240 (or 167237 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

Adding to 101020055103 its reverse (301550020101), we get a palindrome (402570075204).

The spelling of 101020055103 in words is "one hundred one billion, twenty million, fifty-five thousand, one hundred three".