2101011223037 has 2 divisors, whose sum is σ = 2101011223038. Its totient is φ = 2101011223036.

The previous prime is 2101011222997. The next prime is 2101011223061. The reversal of 2101011223037 is 7303221101012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1372695767641 + 728315455396 = 1171621^2 + 853414^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101011223037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101011223237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050505611518 + 1050505611519.

It is an arithmetic number, because the mean of its divisors is an integer number (1050505611519).

Almost surely, 2^{2101011223037} is an apocalyptic number.

It is an amenable number.

2101011223037 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101011223037 is an equidigital number, since it uses as much as digits as its factorization.

2101011223037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 2101011223037 its reverse (7303221101012), we get a palindrome (9404232324049).

The spelling of 2101011223037 in words is "two trillion, one hundred one billion, eleven million, two hundred twenty-three thousand, thirty-seven".