22141132431402 has 32 divisors (see below), whose sum is σ = 44577596344320. Its totient is φ = 7331160106800.

The previous prime is 22141132431389. The next prime is 22141132431403. The reversal of 22141132431402 is 20413423114122.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22141132431402.

It is not an unprimeable number, because it can be changed into a prime (22141132431403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19323499 + ... + 20437217.

It is an arithmetic number, because the mean of its divisors is an integer number (1393049885760).

Almost surely, 2^{22141132431402} is an apocalyptic number.

22141132431402 is an abundant number, since it is smaller than the sum of its proper divisors (22436463912918).

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

22141132431402 is a wasteful number, since it uses less digits than its factorization.

22141132431402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135818.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 22141132431402 its reverse (20413423114122), we get a palindrome (42554555545524).

The spelling of 22141132431402 in words is "twenty-two trillion, one hundred forty-one billion, one hundred thirty-two million, four hundred thirty-one thousand, four hundred two".