140420204121370 has 64 divisors (see below), whose sum is σ = 257034367328256. Its totient is φ = 55220778169920.

The previous prime is 140420204121287. The next prime is 140420204121371. The reversal of 140420204121370 is 73121402024041.

It is not an unprimeable number, because it can be changed into a prime (140420204121371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1297693689 + ... + 1297801891.

It is an arithmetic number, because the mean of its divisors is an integer number (4016161989504).

Almost surely, 2^{140420204121370} is an apocalyptic number.

140420204121370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140420204121370 is a deficient number, since it is larger than the sum of its proper divisors (116614163206886).

140420204121370 is a wasteful number, since it uses less digits than its factorization.

140420204121370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112075.

The product of its (nonzero) digits is 10752, while the sum is 31.

The spelling of 140420204121370 in words is "one hundred forty trillion, four hundred twenty billion, two hundred four million, one hundred twenty-one thousand, three hundred seventy".