1102021122 has 16 divisors (see below), whose sum is σ = 2215464480. Its totient is φ = 365436672.

The previous prime is 1102021111. The next prime is 1102021127. The reversal of 1102021122 is 2211202011.

It is a junction number, because it is equal to n+sod(n) for n = 1102021098 and 1102021107.

It is not an unprimeable number, because it can be changed into a prime (1102021127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474672 + ... + 476987.

It is an arithmetic number, because the mean of its divisors is an integer number (138466530).

Almost surely, 2^1102021122 is an apocalyptic number.

1102021122 is an abundant number, since it is smaller than the sum of its proper divisors (1113443358).

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

1102021122 is a wasteful number, since it uses less digits than its factorization.

1102021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951857.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1102021122 is about 33196.7034809181. The cubic root of 1102021122 is about 1032.9119601646.

Adding to 1102021122 its reverse (2211202011), we get a palindrome (3313223133).

The spelling of 1102021122 in words is "one billion, one hundred two million, twenty-one thousand, one hundred twenty-two".