1022120102 has 4 divisors (see below), whose sum is σ = 1533180156. Its totient is φ = 511060050.

The previous prime is 1022120093. The next prime is 1022120111. The reversal of 1022120102 is 2010212201.

It is a happy number.

1022120102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2010212201 = 11621 ⋅172981.

It is an interprime number because it is at equal distance from previous prime (1022120093) and next prime (1022120111).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255530024 + ... + 255530027.

It is an arithmetic number, because the mean of its divisors is an integer number (383295039).

Almost surely, 2^1022120102 is an apocalyptic number.

1022120102 is a deficient number, since it is larger than the sum of its proper divisors (511060054).

1022120102 is an equidigital number, since it uses as much as digits as its factorization.

1022120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511060053.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1022120102 is about 31970.6131001581. The cubic root of 1022120102 is about 1007.3196591997.

Adding to 1022120102 its reverse (2010212201), we get a palindrome (3032332303).

The spelling of 1022120102 in words is "one billion, twenty-two million, one hundred twenty thousand, one hundred two".