133220031221296 has 40 divisors (see below), whose sum is σ = 262385774990064. Its totient is φ = 65516572692480.

The previous prime is 133220031221281. The next prime is 133220031221309. The reversal of 133220031221296 is 692122130022331.

It is a happy 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, 280998441 + ... + 281472136.

Almost surely, 2^{133220031221296} is an apocalyptic number.

133220031221296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133220031221296 is a deficient number, since it is larger than the sum of its proper divisors (129165743768768).

133220031221296 is a wasteful number, since it uses less digits than its factorization.

133220031221296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562470829 (or 562470823 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 133220031221296 in words is "one hundred thirty-three trillion, two hundred twenty billion, thirty-one million, two hundred twenty-one thousand, two hundred ninety-six".