140223141231402 has 16 divisors (see below), whose sum is σ = 281070884433600. Its totient is φ = 46636946748672.

The previous prime is 140223141231367. The next prime is 140223141231413. The reversal of 140223141231402 is 204132141322041.

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 140223141231402.

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, 26025079198 + ... + 26025084585.

It is an arithmetic number, because the mean of its divisors is an integer number (17566930277100).

Almost surely, 2^{140223141231402} is an apocalyptic number.

140223141231402 is an abundant number, since it is smaller than the sum of its proper divisors (140847743202198).

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

140223141231402 is a wasteful number, since it uses less digits than its factorization.

140223141231402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52050164237.

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

Adding to 140223141231402 its reverse (204132141322041), we get a palindrome (344355282553443).

The spelling of 140223141231402 in words is "one hundred forty trillion, two hundred twenty-three billion, one hundred forty-one million, two hundred thirty-one thousand, four hundred two".