20100244195 has 16 divisors (see below), whose sum is σ = 24552069120. Its totient is φ = 15792855264.

The previous prime is 20100244189. The next prime is 20100244217. The reversal of 20100244195 is 59144200102.

It is a cyclic number.

It is not a de Polignac number, because 20100244195 - 2²⁷ = 19966026467 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289324 + ... + 352006.

It is an arithmetic number, because the mean of its divisors is an integer number (1534504320).

Almost surely, 2^20100244195 is an apocalyptic number.

20100244195 is a deficient number, since it is larger than the sum of its proper divisors (4451824925).

20100244195 is a wasteful number, since it uses less digits than its factorization.

20100244195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63834.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 20100244195 its reverse (59144200102), we get a palindrome (79244444297).

The spelling of 20100244195 in words is "twenty billion, one hundred million, two hundred forty-four thousand, one hundred ninety-five".