2212120202051 has 2 divisors, whose sum is σ = 2212120202052. Its totient is φ = 2212120202050.

The previous prime is 2212120202009. The next prime is 2212120202137. The reversal of 2212120202051 is 1502020212122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2212120202051 - 2⁶ = 2212120201987 is a prime.

It is not a weakly prime, because it can be changed into another prime (2212120205051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106060101025 + 1106060101026.

It is an arithmetic number, because the mean of its divisors is an integer number (1106060101026).

Almost surely, 2^{2212120202051} is an apocalyptic number.

2212120202051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212120202051 is an equidigital number, since it uses as much as digits as its factorization.

2212120202051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 2212120202051 its reverse (1502020212122), we get a palindrome (3714140414173).

The spelling of 2212120202051 in words is "two trillion, two hundred twelve billion, one hundred twenty million, two hundred two thousand, fifty-one".