140122204442 has 16 divisors (see below), whose sum is σ = 229297672800. Its totient is φ = 63690024240.

The previous prime is 140122204427. The next prime is 140122204471. The reversal of 140122204442 is 244402221041.

It is a happy number.

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, 896309 + ... + 1040967.

It is an arithmetic number, because the mean of its divisors is an integer number (14331104550).

Almost surely, 2^140122204442 is an apocalyptic number.

140122204442 is a deficient number, since it is larger than the sum of its proper divisors (89175468358).

140122204442 is a wasteful number, since it uses less digits than its factorization.

140122204442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188701.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 140122204442 its reverse (244402221041), we get a palindrome (384524425483).

The spelling of 140122204442 in words is "one hundred forty billion, one hundred twenty-two million, two hundred four thousand, four hundred forty-two".