140153115221 has 8 divisors (see below), whose sum is σ = 164504042880. Its totient is φ = 116884451088.

The previous prime is 140153115217. The next prime is 140153115251. The reversal of 140153115221 is 122511351041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140153115221 - 2² = 140153115217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140153115251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270565601 + ... + 270566118.

It is an arithmetic number, because the mean of its divisors is an integer number (20563005360).

Almost surely, 2^140153115221 is an apocalyptic number.

It is an amenable number.

140153115221 is a deficient number, since it is larger than the sum of its proper divisors (24350927659).

140153115221 is an equidigital number, since it uses as much as digits as its factorization.

140153115221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541131763.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 140153115221 its reverse (122511351041), we get a palindrome (262664466262).

The spelling of 140153115221 in words is "one hundred forty billion, one hundred fifty-three million, one hundred fifteen thousand, two hundred twenty-one".