22195854151 has 4 divisors (see below), whose sum is σ = 23160891312. Its totient is φ = 21230816992.

The previous prime is 22195854133. The next prime is 22195854157. The reversal of 22195854151 is 15145859122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22195854151 - 2¹⁵ = 22195821383 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22195854098 and 22195854107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22195854157) 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, 482518546 + ... + 482518591.

It is an arithmetic number, because the mean of its divisors is an integer number (5790222828).

Almost surely, 2^22195854151 is an apocalyptic number.

22195854151 is a deficient number, since it is larger than the sum of its proper divisors (965037161).

22195854151 is an equidigital number, since it uses as much as digits as its factorization.

22195854151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965037160.

The product of its digits is 144000, while the sum is 43.

The spelling of 22195854151 in words is "twenty-two billion, one hundred ninety-five million, eight hundred fifty-four thousand, one hundred fifty-one".