202828391102 has 4 divisors (see below), whose sum is σ = 304242586656. Its totient is φ = 101414195550.

The previous prime is 202828391081. The next prime is 202828391111. The reversal of 202828391102 is 201193828202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×202828391102² (a number of 23 digits) contains 22 as substring.

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, 50707097774 + ... + 50707097777.

It is an arithmetic number, because the mean of its divisors is an integer number (76060646664).

Almost surely, 2^202828391102 is an apocalyptic number.

202828391102 is a deficient number, since it is larger than the sum of its proper divisors (101414195554).

202828391102 is a wasteful number, since it uses less digits than its factorization.

202828391102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101414195553.

The product of its (nonzero) digits is 27648, while the sum is 38.

The spelling of 202828391102 in words is "two hundred two billion, eight hundred twenty-eight million, three hundred ninety-one thousand, one hundred two".