222121112112022 has 32 divisors (see below), whose sum is σ = 346573214376480. Its totient is φ = 106639359805440.

The previous prime is 222121112111939. The next prime is 222121112112089. The reversal of 222121112112022 is 220211211121222.

It is a junction number, because it is equal to n+sod(n) for n = 222121112111984 and 222121112112002.

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, 29917948 + ... + 36596800.

It is an arithmetic number, because the mean of its divisors is an integer number (10830412949265).

Almost surely, 2^{222121112112022} is an apocalyptic number.

222121112112022 is a deficient number, since it is larger than the sum of its proper divisors (124452102264458).

222121112112022 is a wasteful number, since it uses less digits than its factorization.

222121112112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6682048.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 222121112112022 its reverse (220211211121222), we get a palindrome (442332323233244).

The spelling of 222121112112022 in words is "two hundred twenty-two trillion, one hundred twenty-one billion, one hundred twelve million, one hundred twelve thousand, twenty-two".