11990102 has 8 divisors (see below), whose sum is σ = 18931800. Its totient is φ = 5679504.

The previous prime is 11990101. The next prime is 11990113. The reversal of 11990102 is 20109911.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11990101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157727 + ... + 157802.

It is an arithmetic number, because the mean of its divisors is an integer number (2366475).

Almost surely, 2^11990102 is an apocalyptic number.

11990102 is a deficient number, since it is larger than the sum of its proper divisors (6941698).

11990102 is a wasteful number, since it uses less digits than its factorization.

11990102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315550.

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 11990102 is about 3462.6726671749. The cubic root of 11990102 is about 228.8798846316.

The spelling of 11990102 in words is "eleven million, nine hundred ninety thousand, one hundred two".