1222021010022 has 16 divisors (see below), whose sum is σ = 2528319331440. Its totient is φ = 393294118112.

The previous prime is 1222021009981. The next prime is 1222021010047. The reversal of 1222021010022 is 2200101202221.

It is a junction number, because it is equal to n+sod(n) for n = 1222021009983 and 1222021010010.

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, 3511554453 + ... + 3511554800.

It is an arithmetic number, because the mean of its divisors is an integer number (158019958215).

Almost surely, 2^{1222021010022} is an apocalyptic number.

1222021010022 is an abundant number, since it is smaller than the sum of its proper divisors (1306298321418).

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

1222021010022 is a wasteful number, since it uses less digits than its factorization.

1222021010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7023109287.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1222021010022 its reverse (2200101202221), we get a palindrome (3422122212243).

The spelling of 1222021010022 in words is "one trillion, two hundred twenty-two billion, twenty-one million, ten thousand, twenty-two".