2210033021081 has 2 divisors, whose sum is σ = 2210033021082. Its totient is φ = 2210033021080.

The previous prime is 2210033021069. The next prime is 2210033021099. The reversal of 2210033021081 is 1801203300122.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2073070113856 + 136962907225 = 1439816^2 + 370085^2 .

It is a cyclic number.

It is not a de Polignac number, because 2210033021081 - 2¹⁰ = 2210033020057 is a prime.

It is a super-2 number, since 2×2210033021081² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2210033021011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105016510540 + 1105016510541.

It is an arithmetic number, because the mean of its divisors is an integer number (1105016510541).

Almost surely, 2^{2210033021081} is an apocalyptic number.

It is an amenable number.

2210033021081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210033021081 is an equidigital number, since it uses as much as digits as its factorization.

2210033021081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 2210033021081 in words is "two trillion, two hundred ten billion, thirty-three million, twenty-one thousand, eighty-one".