22423233232140 has 96 divisors (see below), whose sum is σ = 67619176724736. Its totient is φ = 5519197413120.

The previous prime is 22423233232123. The next prime is 22423233232249. The reversal of 22423233232140 is 4123233232422.

It is a super-2 number, since 2×22423233232140² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10852219 + ... + 12752141.

It is an arithmetic number, because the mean of its divisors is an integer number (704366424216).

Almost surely, 2^{22423233232140} is an apocalyptic number.

22423233232140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22423233232140 is an abundant number, since it is smaller than the sum of its proper divisors (45195943492596).

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

22423233232140 is a wasteful number, since it uses less digits than its factorization.

22423233232140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915079 (or 1915077 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 22423233232140 its reverse (4123233232422), we get a palindrome (26546466464562).

The spelling of 22423233232140 in words is "twenty-two trillion, four hundred twenty-three billion, two hundred thirty-three million, two hundred thirty-two thousand, one hundred forty".