1102022021212 has 12 divisors (see below), whose sum is σ = 2204044042480. Its totient is φ = 472295151936.

The previous prime is 1102022021207. The next prime is 1102022021213. The reversal of 1102022021212 is 2121202202011.

It is a happy number.

1102022021212 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102022021213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19678964637 + ... + 19678964692.

Almost surely, 2^{1102022021212} is an apocalyptic number.

It is an amenable number.

1102022021212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1102022021212 is a wasteful number, since it uses less digits than its factorization.

1102022021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39357929340 (or 39357929338 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1102022021212 its reverse (2121202202011), we get a palindrome (3223224223223).

The spelling of 1102022021212 in words is "one trillion, one hundred two billion, twenty-two million, twenty-one thousand, two hundred twelve".