1220002202051 has 2 divisors, whose sum is σ = 1220002202052. Its totient is φ = 1220002202050.

The previous prime is 1220002201997. The next prime is 1220002202119. The reversal of 1220002202051 is 1502022000221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1220002202051 - 2¹⁰ = 1220002201027 is a prime.

It is not a weakly prime, because it can be changed into another prime (1220002202651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610001101025 + 610001101026.

It is an arithmetic number, because the mean of its divisors is an integer number (610001101026).

Almost surely, 2^{1220002202051} is an apocalyptic number.

1220002202051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220002202051 is an equidigital number, since it uses as much as digits as its factorization.

1220002202051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 1220002202051 its reverse (1502022000221), we get a palindrome (2722024202272).

The spelling of 1220002202051 in words is "one trillion, two hundred twenty billion, two million, two hundred two thousand, fifty-one".