2001002122037 has 2 divisors, whose sum is σ = 2001002122038. Its totient is φ = 2001002122036.

The previous prime is 2001002122027. The next prime is 2001002122117. The reversal of 2001002122037 is 7302212001002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1911497039761 + 89505082276 = 1382569^2 + 299174^2 .

It is a cyclic number.

It is not a de Polignac number, because 2001002122037 - 2²⁶ = 2000935013173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001002122027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000501061018 + 1000501061019.

It is an arithmetic number, because the mean of its divisors is an integer number (1000501061019).

Almost surely, 2^{2001002122037} is an apocalyptic number.

It is an amenable number.

2001002122037 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001002122037 is an equidigital number, since it uses as much as digits as its factorization.

2001002122037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

Adding to 2001002122037 its reverse (7302212001002), we get a palindrome (9303214123039).

The spelling of 2001002122037 in words is "two trillion, one billion, two million, one hundred twenty-two thousand, thirty-seven".