221340023022 has 32 divisors (see below), whose sum is σ = 450078861312. Its totient is φ = 72556938944.

The previous prime is 221340022993. The next prime is 221340023041. The reversal of 221340023022 is 220320043122.

221340023022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 221340023022.

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, 1170318 + ... + 1346225.

It is an arithmetic number, because the mean of its divisors is an integer number (14064964416).

Almost surely, 2^221340023022 is an apocalyptic number.

221340023022 is an abundant number, since it is smaller than the sum of its proper divisors (228738838290).

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

221340023022 is a wasteful number, since it uses less digits than its factorization.

221340023022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2516792.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 221340023022 its reverse (220320043122), we get a palindrome (441660066144).

The spelling of 221340023022 in words is "two hundred twenty-one billion, three hundred forty million, twenty-three thousand, twenty-two".