22140211155 has 8 divisors (see below), whose sum is σ = 35424337872. Its totient is φ = 11808112608.

The previous prime is 22140211139. The next prime is 22140211183. The reversal of 22140211155 is 55111204122.

It is a happy number.

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

It is not a de Polignac number, because 22140211155 - 2⁴ = 22140211139 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 738007024 + ... + 738007053.

It is an arithmetic number, because the mean of its divisors is an integer number (4428042234).

Almost surely, 2^22140211155 is an apocalyptic number.

22140211155 is a deficient number, since it is larger than the sum of its proper divisors (13284126717).

22140211155 is a wasteful number, since it uses less digits than its factorization.

22140211155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476014085.

The product of its (nonzero) digits is 800, while the sum is 24.

Adding to 22140211155 its reverse (55111204122), we get a palindrome (77251415277).

The spelling of 22140211155 in words is "twenty-two billion, one hundred forty million, two hundred eleven thousand, one hundred fifty-five".