201126621332 has 48 divisors (see below), whose sum is σ = 437401665792. Its totient is φ = 78794069760.

The previous prime is 201126621317. The next prime is 201126621361. The reversal of 201126621332 is 233126621102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201126621295 and 201126621304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2644769 + ... + 2719752.

It is an arithmetic number, because the mean of its divisors is an integer number (9112534704).

Almost surely, 2^201126621332 is an apocalyptic number.

It is an amenable number.

201126621332 is an abundant number, since it is smaller than the sum of its proper divisors (236275044460).

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

201126621332 is a wasteful number, since it uses less digits than its factorization.

201126621332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5364648 (or 5364646 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 201126621332 in words is "two hundred one billion, one hundred twenty-six million, six hundred twenty-one thousand, three hundred thirty-two".