140244322021012 has 24 divisors (see below), whose sum is σ = 283488522589440. Its totient is φ = 59997570917760.

The previous prime is 140244322021009. The next prime is 140244322021019. The reversal of 140244322021012 is 210120223442041.

It is a super-2 number, since 2×140244322021012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140244322021019) 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, 93746203812 + ... + 93746205307.

It is an arithmetic number, because the mean of its divisors is an integer number (11812021774560).

Almost surely, 2^{140244322021012} is an apocalyptic number.

It is an amenable number.

140244322021012 is an abundant number, since it is smaller than the sum of its proper divisors (143244200568428).

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

140244322021012 is a wasteful number, since it uses less digits than its factorization.

140244322021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187492409151 (or 187492409149 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 140244322021012 its reverse (210120223442041), we get a palindrome (350364545463053).

The spelling of 140244322021012 in words is "one hundred forty trillion, two hundred forty-four billion, three hundred twenty-two million, twenty-one thousand, twelve".