2101133123102 has 32 divisors (see below), whose sum is σ = 3578171756544. Its totient is φ = 918503877600.

The previous prime is 2101133123039. The next prime is 2101133123137. The reversal of 2101133123102 is 2013213311012.

It is a happy number.

It is a super-2 number, since 2×2101133123102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27694724 + ... + 27770487.

It is an arithmetic number, because the mean of its divisors is an integer number (111817867392).

Almost surely, 2^{2101133123102} is an apocalyptic number.

2101133123102 is a deficient number, since it is larger than the sum of its proper divisors (1477038633442).

2101133123102 is a wasteful number, since it uses less digits than its factorization.

2101133123102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55465304.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2101133123102 its reverse (2013213311012), we get a palindrome (4114346434114).

The spelling of 2101133123102 in words is "two trillion, one hundred one billion, one hundred thirty-three million, one hundred twenty-three thousand, one hundred two".