2100201001331 has 2 divisors, whose sum is σ = 2100201001332. Its totient is φ = 2100201001330.

The previous prime is 2100201001193. The next prime is 2100201001337. The reversal of 2100201001331 is 1331001020012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2100201001331 is a prime.

It is a super-2 number, since 2×2100201001331² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2100201001337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050100500665 + 1050100500666.

It is an arithmetic number, because the mean of its divisors is an integer number (1050100500666).

Almost surely, 2^{2100201001331} is an apocalyptic number.

2100201001331 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100201001331 is an equidigital number, since it uses as much as digits as its factorization.

2100201001331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 2100201001331 its reverse (1331001020012), we get a palindrome (3431202021343).

The spelling of 2100201001331 in words is "two trillion, one hundred billion, two hundred one million, one thousand, three hundred thirty-one".