140221434340232 has 32 divisors (see below), whose sum is σ = 302031364886400. Its totient is φ = 59783527885824.

The previous prime is 140221434340223. The next prime is 140221434340303. The reversal of 140221434340232 is 232043434122041.

It is a happy number.

It is a super-2 number, since 2×140221434340232² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140221434340192 and 140221434340201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6486917132 + ... + 6486938747.

It is an arithmetic number, because the mean of its divisors is an integer number (9438480152700).

Almost surely, 2^{140221434340232} is an apocalyptic number.

It is an amenable number.

140221434340232 is an abundant number, since it is smaller than the sum of its proper divisors (161809930546168).

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

140221434340232 is a wasteful number, since it uses less digits than its factorization.

140221434340232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12973856085 (or 12973856081 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 140221434340232 its reverse (232043434122041), we get a palindrome (372264868462273).

The spelling of 140221434340232 in words is "one hundred forty trillion, two hundred twenty-one billion, four hundred thirty-four million, three hundred forty thousand, two hundred thirty-two".