2100020310001 has 32 divisors (see below), whose sum is σ = 2208914862336. Its totient is φ = 1994533632000.

The previous prime is 2100020309969. The next prime is 2100020310029. The reversal of 2100020310001 is 1000130200012.

It is a cyclic number.

It is not a de Polignac number, because 2100020310001 - 2⁵ = 2100020309969 is a prime.

It is a super-2 number, since 2×2100020310001² (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 2100020310001.

It is not an unprimeable number, because it can be changed into a prime (2100020310061) 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, 154508716 + ... + 154522306.

It is an arithmetic number, because the mean of its divisors is an integer number (69028589448).

Almost surely, 2^{2100020310001} is an apocalyptic number.

It is an amenable number.

2100020310001 is a deficient number, since it is larger than the sum of its proper divisors (108894552335).

2100020310001 is a wasteful number, since it uses less digits than its factorization.

2100020310001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14233.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 2100020310001 its reverse (1000130200012), we get a palindrome (3100150510013).

The spelling of 2100020310001 in words is "two trillion, one hundred billion, twenty million, three hundred ten thousand, one".