1220212323032 has 16 divisors (see below), whose sum is σ = 2316858842400. Its totient is φ = 602383298400.

The previous prime is 1220212323017. The next prime is 1220212323053. The reversal of 1220212323032 is 2303232120221.

It is a super-2 number, since 2×1220212323032² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1220212322989 and 1220212323007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 965357219 + ... + 965358482.

It is an arithmetic number, because the mean of its divisors is an integer number (144803677650).

Almost surely, 2^{1220212323032} is an apocalyptic number.

It is an amenable number.

1220212323032 is a deficient number, since it is larger than the sum of its proper divisors (1096646519368).

1220212323032 is a wasteful number, since it uses less digits than its factorization.

1220212323032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1930715786 (or 1930715782 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1220212323032 its reverse (2303232120221), we get a palindrome (3523444443253).

The spelling of 1220212323032 in words is "one trillion, two hundred twenty billion, two hundred twelve million, three hundred twenty-three thousand, thirty-two".