1022212102 has 4 divisors (see below), whose sum is σ = 1533318156. Its totient is φ = 511106050.

The previous prime is 1022212049. The next prime is 1022212117. The reversal of 1022212102 is 2012122201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2012122201 = 103 ⋅19535167.

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, 255553024 + ... + 255553027.

It is an arithmetic number, because the mean of its divisors is an integer number (383329539).

Almost surely, 2^1022212102 is an apocalyptic number.

1022212102 is a deficient number, since it is larger than the sum of its proper divisors (511106054).

1022212102 is an equidigital number, since it uses as much as digits as its factorization.

1022212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511106053.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1022212102 is about 31972.0518891109. The cubic root of 1022212102 is about 1007.3498809020.

Adding to 1022212102 its reverse (2012122201), we get a palindrome (3034334303).

The spelling of 1022212102 in words is "one billion, twenty-two million, two hundred twelve thousand, one hundred two".