22150121433240 has 32 divisors (see below), whose sum is σ = 66450364300080. Its totient is φ = 5906699048832.

The previous prime is 22150121433239. The next prime is 22150121433277. The reversal of 22150121433240 is 4233412105122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 22150121433198 and 22150121433207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92292172519 + ... + 92292172758.

Almost surely, 2^{22150121433240} is an apocalyptic number.

22150121433240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22150121433240 is an abundant number, since it is smaller than the sum of its proper divisors (44300242866840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22150121433240 is a wasteful number, since it uses less digits than its factorization.

22150121433240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184584345291 (or 184584345287 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 22150121433240 its reverse (4233412105122), we get a palindrome (26383533538362).

The spelling of 22150121433240 in words is "twenty-two trillion, one hundred fifty billion, one hundred twenty-one million, four hundred thirty-three thousand, two hundred forty".