2100033331123 has 32 divisors (see below), whose sum is σ = 2737648779264. Its totient is φ = 1563280722432.

The previous prime is 2100033331073. The next prime is 2100033331127. The reversal of 2100033331123 is 3211333300012.

It is a de Polignac number, because none of the positive numbers 2^k-2100033331123 is a prime.

It is a super-2 number, since 2×2100033331123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2100033331094 and 2100033331103.

It is not an unprimeable number, because it can be changed into a prime (2100033331127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4231086 + ... + 4701292.

It is an arithmetic number, because the mean of its divisors is an integer number (85551524352).

Almost surely, 2^{2100033331123} is an apocalyptic number.

2100033331123 is a deficient number, since it is larger than the sum of its proper divisors (637615448141).

2100033331123 is a wasteful number, since it uses less digits than its factorization.

2100033331123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473131.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 2100033331123 its reverse (3211333300012), we get a palindrome (5311366631135).

The spelling of 2100033331123 in words is "two trillion, one hundred billion, thirty-three million, three hundred thirty-one thousand, one hundred twenty-three".