1102021412 has 12 divisors (see below), whose sum is σ = 1928854620. Its totient is φ = 550920096.

The previous prime is 1102021369. The next prime is 1102021429. The reversal of 1102021412 is 2141202011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 715348516 + 386672896 = 26746^2 + 19664^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9914 + ... + 47982.

It is an arithmetic number, because the mean of its divisors is an integer number (160737885).

Almost surely, 2^1102021412 is an apocalyptic number.

It is an amenable number.

1102021412 is a deficient number, since it is larger than the sum of its proper divisors (826833208).

1102021412 is a wasteful number, since it uses less digits than its factorization.

1102021412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45310 (or 45308 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1102021412 is about 33196.7078488214. The cubic root of 1102021412 is about 1032.9120507692.

Adding to 1102021412 its reverse (2141202011), we get a palindrome (3243223423).

The spelling of 1102021412 in words is "one billion, one hundred two million, twenty-one thousand, four hundred twelve".