12140891310 has 32 divisors (see below), whose sum is σ = 29146366080. Its totient is φ = 3236656928.

The previous prime is 12140891261. The next prime is 12140891369. The reversal of 12140891310 is 1319804121.

It is a super-2 number, since 2×12140891310² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54469 + ... + 165071.

It is an arithmetic number, because the mean of its divisors is an integer number (910823940).

Almost surely, 2^12140891310 is an apocalyptic number.

12140891310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12140891310 is an abundant number, since it is smaller than the sum of its proper divisors (17005474770).

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

12140891310 is a wasteful number, since it uses less digits than its factorization.

12140891310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114272.

The product of its (nonzero) digits is 1728, while the sum is 30.

The spelling of 12140891310 in words is "twelve billion, one hundred forty million, eight hundred ninety-one thousand, three hundred ten".