20192402002 has 8 divisors (see below), whose sum is σ = 30289723776. Its totient is φ = 10095827412.

The previous prime is 20192401987. The next prime is 20192402003. The reversal of 20192402002 is 20020429102.

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

It is a super-2 number, since 2×20192402002² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20192402003) 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, 113478 + ... + 230785.

It is an arithmetic number, because the mean of its divisors is an integer number (3786215472).

Almost surely, 2^20192402002 is an apocalyptic number.

20192402002 is a deficient number, since it is larger than the sum of its proper divisors (10097321774).

20192402002 is a wasteful number, since it uses less digits than its factorization.

20192402002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373592.

The product of its (nonzero) digits is 576, while the sum is 22.

The spelling of 20192402002 in words is "twenty billion, one hundred ninety-two million, four hundred two thousand, two".