140211330 has 32 divisors (see below), whose sum is σ = 384580224. Its totient is φ = 32048256.

The previous prime is 140211329. The next prime is 140211353. The reversal of 140211330 is 33112041.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 333627 + ... + 334046.

It is an arithmetic number, because the mean of its divisors is an integer number (12018132).

Almost surely, 2^140211330 is an apocalyptic number.

140211330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140211330 is an abundant number, since it is smaller than the sum of its proper divisors (244368894).

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

140211330 is a wasteful number, since it uses less digits than its factorization.

140211330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667690.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 140211330 is about 11841.0865210926. The cubic root of 140211330 is about 519.5105478283.

Adding to 140211330 its reverse (33112041), we get a palindrome (173323371).

It can be divided in two parts, 14021 and 1330, that added together give a palindrome (15351).

The spelling of 140211330 in words is "one hundred forty million, two hundred eleven thousand, three hundred thirty".