222012111121022 has 16 divisors (see below), whose sum is σ = 350545798256640. Its totient is φ = 105163523690328.

The previous prime is 222012111120973. The next prime is 222012111121051. The reversal of 222012111121022 is 220121111210222.

It is a junction number, because it is equal to n+sod(n) for n = 222012111120985 and 222012111121003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44168813 + ... + 48937799.

It is an arithmetic number, because the mean of its divisors is an integer number (21909112391040).

Almost surely, 2^{222012111121022} is an apocalyptic number.

222012111121022 is a deficient number, since it is larger than the sum of its proper divisors (128533687135618).

222012111121022 is a wasteful number, since it uses less digits than its factorization.

222012111121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5994095.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 222012111121022 its reverse (220121111210222), we get a palindrome (442133222331244).

It can be divided in two parts, 2 and 22012111121022, that multiplied together give a palindrome (44024222242044).

The spelling of 222012111121022 in words is "two hundred twenty-two trillion, twelve billion, one hundred eleven million, one hundred twenty-one thousand, twenty-two".