140420122150 has 48 divisors (see below), whose sum is σ = 325628801280. Its totient is φ = 43767309600.

The previous prime is 140420122147. The next prime is 140420122153. The reversal of 140420122150 is 51221024041.

It is an interprime number because it is at equal distance from previous prime (140420122147) and next prime (140420122153).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140420122153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18232530 + ... + 18240229.

It is an arithmetic number, because the mean of its divisors is an integer number (6783933360).

Almost surely, 2^140420122150 is an apocalyptic number.

140420122150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140420122150 is an abundant number, since it is smaller than the sum of its proper divisors (185208679130).

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

140420122150 is a wasteful number, since it uses less digits than its factorization.

140420122150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36472789 (or 36472784 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 140420122150 its reverse (51221024041), we get a palindrome (191641146191).

The spelling of 140420122150 in words is "one hundred forty billion, four hundred twenty million, one hundred twenty-two thousand, one hundred fifty".