340101421240 has 64 divisors (see below), whose sum is σ = 874776614400. Its totient is φ = 116575521408.

The previous prime is 340101421223. The next prime is 340101421241. The reversal of 340101421240 is 42124101043.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340101421241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 919291 + ... + 1235029.

It is an arithmetic number, because the mean of its divisors is an integer number (13668384600).

Almost surely, 2^340101421240 is an apocalyptic number.

It is an amenable number.

340101421240 is an abundant number, since it is smaller than the sum of its proper divisors (534675193160).

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

340101421240 is a wasteful number, since it uses less digits than its factorization.

340101421240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319604 (or 319600 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 340101421240 its reverse (42124101043), we get a palindrome (382225522283).

The spelling of 340101421240 in words is "three hundred forty billion, one hundred one million, four hundred twenty-one thousand, two hundred forty".