101989202 has 8 divisors (see below), whose sum is σ = 174838656. Its totient is φ = 43709652.

The previous prime is 101989193. The next prime is 101989213. The reversal of 101989202 is 202989101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3642458 + ... + 3642485.

It is an arithmetic number, because the mean of its divisors is an integer number (21854832).

Almost surely, 2^101989202 is an apocalyptic number.

101989202 is a deficient number, since it is larger than the sum of its proper divisors (72849454).

101989202 is an equidigital number, since it uses as much as digits as its factorization.

101989202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7284952.

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 101989202 is about 10098.9703435548. The cubic root of 101989202 is about 467.2163847355.

The spelling of 101989202 in words is "one hundred one million, nine hundred eighty-nine thousand, two hundred two".