221524312007132 has 48 divisors (see below), whose sum is σ = 391297788887040. Its totient is φ = 109727550136512.

The previous prime is 221524312007081. The next prime is 221524312007147. The reversal of 221524312007132 is 231700213425122.

It is a junction number, because it is equal to n+sod(n) for n = 221524312007092 and 221524312007101.

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, 6043806518 + ... + 6043843170.

It is an arithmetic number, because the mean of its divisors is an integer number (8152037268480).

Almost surely, 2^{221524312007132} is an apocalyptic number.

It is an amenable number.

221524312007132 is a deficient number, since it is larger than the sum of its proper divisors (169773476879908).

221524312007132 is a wasteful number, since it uses less digits than its factorization.

221524312007132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54050 (or 54048 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 221524312007132 in words is "two hundred twenty-one trillion, five hundred twenty-four billion, three hundred twelve million, seven thousand, one hundred thirty-two".