1220310404151 has 16 divisors (see below), whose sum is σ = 1677963237120. Its totient is φ = 788487338240.

The previous prime is 1220310404147. The next prime is 1220310404177. The reversal of 1220310404151 is 1514040130221.

It is a cyclic number.

It is not a de Polignac number, because 1220310404151 - 2² = 1220310404147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220310404251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48539610 + ... + 48564743.

It is an arithmetic number, because the mean of its divisors is an integer number (104872702320).

Almost surely, 2^{1220310404151} is an apocalyptic number.

1220310404151 is a deficient number, since it is larger than the sum of its proper divisors (457652832969).

1220310404151 is an equidigital number, since it uses as much as digits as its factorization.

1220310404151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97104486.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 1220310404151 its reverse (1514040130221), we get a palindrome (2734350534372).

The spelling of 1220310404151 in words is "one trillion, two hundred twenty billion, three hundred ten million, four hundred four thousand, one hundred fifty-one".