221021022119086 has 32 divisors (see below), whose sum is σ = 384549932247552. Its totient is φ = 93309119307360.

The previous prime is 221021022119039. The next prime is 221021022119087. The reversal of 221021022119086 is 680911220120122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221021022119087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 358690096 + ... + 359305756.

It is an arithmetic number, because the mean of its divisors is an integer number (12017185382736).

Almost surely, 2^{221021022119086} is an apocalyptic number.

221021022119086 is a deficient number, since it is larger than the sum of its proper divisors (163528910128466).

221021022119086 is a wasteful number, since it uses less digits than its factorization.

221021022119086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998464.

The product of its (nonzero) digits is 13824, while the sum is 37.

The spelling of 221021022119086 in words is "two hundred twenty-one trillion, twenty-one billion, twenty-two million, one hundred nineteen thousand, eighty-six".