140034021013402 has 16 divisors (see below), whose sum is σ = 213726001860000. Its totient is φ = 68793295764240.

The previous prime is 140034021013373. The next prime is 140034021013409. The reversal of 140034021013402 is 204310120430041.

It is a super-2 number, since 2×140034021013402² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140034021013409) 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, 318622152 + ... + 319061347.

It is an arithmetic number, because the mean of its divisors is an integer number (13357875116250).

Almost surely, 2^{140034021013402} is an apocalyptic number.

140034021013402 is a deficient number, since it is larger than the sum of its proper divisors (73691980846598).

140034021013402 is a wasteful number, since it uses less digits than its factorization.

140034021013402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637685421.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 140034021013402 its reverse (204310120430041), we get a palindrome (344344141443443).

The spelling of 140034021013402 in words is "one hundred forty trillion, thirty-four billion, twenty-one million, thirteen thousand, four hundred two".