101009802 has 16 divisors (see below), whose sum is σ = 202164480. Its totient is φ = 33645792.

The previous prime is 101009791. The next prime is 101009827. The reversal of 101009802 is 208900101.

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, 4423 + ... + 14885.

It is an arithmetic number, because the mean of its divisors is an integer number (12635280).

Almost surely, 2^101009802 is an apocalyptic number.

101009802 is an abundant number, since it is smaller than the sum of its proper divisors (101154678).

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

101009802 is a wasteful number, since it uses less digits than its factorization.

101009802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12077.

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 101009802 is about 10050.3632770164. The cubic root of 101009802 is about 465.7160156420.

Adding to 101009802 its reverse (208900101), we get a palindrome (309909903).

The spelling of 101009802 in words is "one hundred one million, nine thousand, eight hundred two".