140102311343212 has 48 divisors (see below), whose sum is σ = 249802873815040. Its totient is φ = 68741933128128.

The previous prime is 140102311343143. The next prime is 140102311343243. The reversal of 140102311343212 is 212343113201041.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41575213 + ... + 44818555.

Almost surely, 2^{140102311343212} is an apocalyptic number.

It is an amenable number.

140102311343212 is a deficient number, since it is larger than the sum of its proper divisors (109700562471828).

140102311343212 is a wasteful number, since it uses less digits than its factorization.

140102311343212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3244262 (or 3244260 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 140102311343212 its reverse (212343113201041), we get a palindrome (352445424544253).

The spelling of 140102311343212 in words is "one hundred forty trillion, one hundred two billion, three hundred eleven million, three hundred forty-three thousand, two hundred twelve".