2101003210131 has 32 divisors (see below), whose sum is σ = 3305678082048. Its totient is φ = 1161537736320.

The previous prime is 2101003210087. The next prime is 2101003210151. The reversal of 2101003210131 is 1310123001012.

It is a happy number.

It is not a de Polignac number, because 2101003210131 - 2⁷ = 2101003210003 is a prime.

It is a super-2 number, since 2×2101003210131² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2101003210131.

It is not an unprimeable number, because it can be changed into a prime (2101003210151) 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, 2046861 + ... + 2896833.

It is an arithmetic number, because the mean of its divisors is an integer number (103302440064).

Almost surely, 2^{2101003210131} is an apocalyptic number.

2101003210131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2101003210131 is a deficient number, since it is larger than the sum of its proper divisors (1204674871917).

2101003210131 is a wasteful number, since it uses less digits than its factorization.

2101003210131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853811.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 2101003210131 its reverse (1310123001012), we get a palindrome (3411126211143).

The spelling of 2101003210131 in words is "two trillion, one hundred one billion, three million, two hundred ten thousand, one hundred thirty-one".