1212200122032 has 80 divisors (see below), whose sum is σ = 3599444844000. Its totient is φ = 390133368576.

The previous prime is 1212200122019. The next prime is 1212200122039. The reversal of 1212200122032 is 2302210022121.

1212200122032 is a `hidden beast` number, since 1 + 212 + 200 + 1 + 220 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1212200121996 and 1212200122014.

It is not an unprimeable number, because it can be changed into a prime (1212200122039) 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, 48367107 + ... + 48392162.

It is an arithmetic number, because the mean of its divisors is an integer number (44993060550).

Almost surely, 2^{1212200122032} is an apocalyptic number.

1212200122032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1212200122032 is an abundant number, since it is smaller than the sum of its proper divisors (2387244721968).

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

1212200122032 is a wasteful number, since it uses less digits than its factorization.

1212200122032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96759315 (or 96759303 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1212200122032 its reverse (2302210022121), we get a palindrome (3514410144153).

The spelling of 1212200122032 in words is "one trillion, two hundred twelve billion, two hundred million, one hundred twenty-two thousand, thirty-two".