221020222094 has 8 divisors (see below), whose sum is σ = 378891809328. Its totient is φ = 94722952320.

The previous prime is 221020222067. The next prime is 221020222117. The reversal of 221020222094 is 490222020122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7893579347 + ... + 7893579374.

It is an arithmetic number, because the mean of its divisors is an integer number (47361476166).

Almost surely, 2^221020222094 is an apocalyptic number.

221020222094 is a deficient number, since it is larger than the sum of its proper divisors (157871587234).

221020222094 is a wasteful number, since it uses less digits than its factorization.

221020222094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15787158730.

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 221020222094 in words is "two hundred twenty-one billion, twenty million, two hundred twenty-two thousand, ninety-four".