20133110101 has 12 divisors (see below), whose sum is σ = 22108010400. Its totient is φ = 18322646160.

The previous prime is 20133110093. The next prime is 20133110111. The reversal of 20133110101 is 10101133102.

It is not a de Polignac number, because 20133110101 - 2³ = 20133110093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20133110111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 826951 + ... + 850948.

It is an arithmetic number, because the mean of its divisors is an integer number (1842334200).

Almost surely, 2^20133110101 is an apocalyptic number.

It is an amenable number.

20133110101 is a deficient number, since it is larger than the sum of its proper divisors (1974900299).

20133110101 is a wasteful number, since it uses less digits than its factorization.

20133110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1677996 (or 1677983 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 20133110101 its reverse (10101133102), we get a palindrome (30234243203).

The spelling of 20133110101 in words is "twenty billion, one hundred thirty-three million, one hundred ten thousand, one hundred one".