10221538142474 has 32 divisors (see below), whose sum is σ = 15843090322944. Its totient is φ = 4940848074240.

The previous prime is 10221538142449. The next prime is 10221538142483. The reversal of 10221538142474 is 47424183512201.

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, 249998837 + ... + 250039719.

It is an arithmetic number, because the mean of its divisors is an integer number (495096572592).

Almost surely, 2^{10221538142474} is an apocalyptic number.

10221538142474 is a deficient number, since it is larger than the sum of its proper divisors (5621552180470).

10221538142474 is a wasteful number, since it uses less digits than its factorization.

10221538142474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44942.

The product of its (nonzero) digits is 430080, while the sum is 44.

The spelling of 10221538142474 in words is "ten trillion, two hundred twenty-one billion, five hundred thirty-eight million, one hundred forty-two thousand, four hundred seventy-four".