2201021002051 has 2 divisors, whose sum is σ = 2201021002052. Its totient is φ = 2201021002050.

The previous prime is 2201021002021. The next prime is 2201021002091. The reversal of 2201021002051 is 1502001201022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2201021002051 - 2³⁷ = 2063582048579 is a prime.

It is not a weakly prime, because it can be changed into another prime (2201021002021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100510501025 + 1100510501026.

It is an arithmetic number, because the mean of its divisors is an integer number (1100510501026).

Almost surely, 2^{2201021002051} is an apocalyptic number.

2201021002051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201021002051 is an equidigital number, since it uses as much as digits as its factorization.

2201021002051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 2201021002051 its reverse (1502001201022), we get a palindrome (3703022203073).

The spelling of 2201021002051 in words is "two trillion, two hundred one billion, twenty-one million, two thousand, fifty-one".