1220077336357 has 16 divisors (see below), whose sum is σ = 1332448113024. Its totient is φ = 1107949696000.

The previous prime is 1220077336339. The next prime is 1220077336367. The reversal of 1220077336357 is 7536337700221.

It is a cyclic number.

It is not a de Polignac number, because 1220077336357 - 2⁷ = 1220077336229 is a prime.

It is a super-2 number, since 2×1220077336357² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220077336367) 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, 39493557 + ... + 39524437.

It is an arithmetic number, because the mean of its divisors is an integer number (83278007064).

Almost surely, 2^{1220077336357} is an apocalyptic number.

It is an amenable number.

1220077336357 is a deficient number, since it is larger than the sum of its proper divisors (112370776667).

1220077336357 is a wasteful number, since it uses less digits than its factorization.

1220077336357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34700.

The product of its (nonzero) digits is 1111320, while the sum is 46.

The spelling of 1220077336357 in words is "one trillion, two hundred twenty billion, seventy-seven million, three hundred thirty-six thousand, three hundred fifty-seven".