1021112202022 has 16 divisors (see below), whose sum is σ = 1670942325312. Its totient is φ = 464133174120.

The previous prime is 1021112202017. The next prime is 1021112202037. The reversal of 1021112202022 is 2202022111201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1021112201987 and 1021112202005.

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, 841813 + ... + 1658575.

It is an arithmetic number, because the mean of its divisors is an integer number (104433895332).

Almost surely, 2^{1021112202022} is an apocalyptic number.

1021112202022 is a deficient number, since it is larger than the sum of its proper divisors (649830123290).

1021112202022 is a wasteful number, since it uses less digits than its factorization.

1021112202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873603.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1021112202022 its reverse (2202022111201), we get a palindrome (3223134313223).

The spelling of 1021112202022 in words is "one trillion, twenty-one billion, one hundred twelve million, two hundred two thousand, twenty-two".