1220488930147 has 2 divisors, whose sum is σ = 1220488930148. Its totient is φ = 1220488930146.

The previous prime is 1220488930099. The next prime is 1220488930151. The reversal of 1220488930147 is 7410398840221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1220488930147 - 2²⁷ = 1220354712419 is a prime.

It is a super-2 number, since 2×1220488930147² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1220488930147.

It is not a weakly prime, because it can be changed into another prime (1220488930247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610244465073 + 610244465074.

It is an arithmetic number, because the mean of its divisors is an integer number (610244465074).

Almost surely, 2^{1220488930147} is an apocalyptic number.

1220488930147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220488930147 is an equidigital number, since it uses as much as digits as its factorization.

1220488930147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 1220488930147 in words is "one trillion, two hundred twenty billion, four hundred eighty-eight million, nine hundred thirty thousand, one hundred forty-seven".