221074101380 has 96 divisors (see below), whose sum is σ = 543175839360. Its totient is φ = 74722452480.

The previous prime is 221074101377. The next prime is 221074101407. The reversal of 221074101380 is 83101470122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 277409 + ... + 720488.

It is an arithmetic number, because the mean of its divisors is an integer number (5658081660).

Almost surely, 2^221074101380 is an apocalyptic number.

221074101380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221074101380 is an abundant number, since it is smaller than the sum of its proper divisors (322101737980).

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

221074101380 is a wasteful number, since it uses less digits than its factorization.

221074101380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997989 (or 997987 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The spelling of 221074101380 in words is "two hundred twenty-one billion, seventy-four million, one hundred one thousand, three hundred eighty".