1022211822 has 16 divisors (see below), whose sum is σ = 2047610880. Its totient is φ = 340206072.

The previous prime is 1022211821. The next prime is 1022211823. The reversal of 1022211822 is 2281122201.

It is an interprime number because it is at equal distance from previous prime (1022211821) and next prime (1022211823).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022211821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128622 + ... + 136337.

It is an arithmetic number, because the mean of its divisors is an integer number (127975680).

Almost surely, 2^1022211822 is an apocalyptic number.

1022211822 is an abundant number, since it is smaller than the sum of its proper divisors (1025399058).

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

1022211822 is a wasteful number, since it uses less digits than its factorization.

1022211822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265607.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 1022211822 is about 31972.0475102862. The cubic root of 1022211822 is about 1007.3497889257.

The spelling of 1022211822 in words is "one billion, twenty-two million, two hundred eleven thousand, eight hundred twenty-two".