102202001092 has 24 divisors (see below), whose sum is σ = 180333903960. Its totient is φ = 50679767040.

The previous prime is 102202001081. The next prime is 102202001147. The reversal of 102202001092 is 290100202201.

It can be written as a sum of positive squares in 4 ways, for example, as 35696812096 + 66505188996 = 188936^2 + 257886^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18342 + ... + 452482.

It is an arithmetic number, because the mean of its divisors is an integer number (7513912665).

Almost surely, 2^102202001092 is an apocalyptic number.

It is an amenable number.

102202001092 is a deficient number, since it is larger than the sum of its proper divisors (78131902868).

102202001092 is a wasteful number, since it uses less digits than its factorization.

102202001092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434631 (or 434629 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 102202001092 its reverse (290100202201), we get a palindrome (392302203293).

The spelling of 102202001092 in words is "one hundred two billion, two hundred two million, one thousand, ninety-two".