1220332120310 has 16 divisors (see below), whose sum is σ = 2197113405552. Its totient is φ = 488018272800.

The previous prime is 1220332120243. The next prime is 1220332120351. The reversal of 1220332120310 is 130212330221.

It is a super-2 number, since 2×1220332120310² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14277176 + ... + 14362395.

It is an arithmetic number, because the mean of its divisors is an integer number (137319587847).

Almost surely, 2^{1220332120310} is an apocalyptic number.

1220332120310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220332120310 is a deficient number, since it is larger than the sum of its proper divisors (976781285242).

1220332120310 is a wasteful number, since it uses less digits than its factorization.

1220332120310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28643839.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1220332120310 its reverse (130212330221), we get a palindrome (1350544450531).

The spelling of 1220332120310 in words is "one trillion, two hundred twenty billion, three hundred thirty-two million, one hundred twenty thousand, three hundred ten".