1220222133132 has 48 divisors (see below), whose sum is σ = 2869516978944. Its totient is φ = 403551720000.

The previous prime is 1220222133107. The next prime is 1220222133157. The reversal of 1220222133132 is 2313312220221.

It is an interprime number because it is at equal distance from previous prime (1220222133107) and next prime (1220222133157).

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 7704582 + ... + 7861362.

It is an arithmetic number, because the mean of its divisors is an integer number (59781603728).

Almost surely, 2^{1220222133132} is an apocalyptic number.

1220222133132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1220222133132 is an abundant number, since it is smaller than the sum of its proper divisors (1649294845812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1220222133132 is a wasteful number, since it uses less digits than its factorization.

1220222133132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161870 (or 161868 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1220222133132 its reverse (2313312220221), we get a palindrome (3533534353353).

The spelling of 1220222133132 in words is "one trillion, two hundred twenty billion, two hundred twenty-two million, one hundred thirty-three thousand, one hundred thirty-two".