340421031111302 has 8 divisors (see below), whose sum is σ = 510989382373176. Its totient is φ = 170091236986912.

The previous prime is 340421031111277. The next prime is 340421031111311. The reversal of 340421031111302 is 203111130124043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×340421031111302² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59639280803 + ... + 59639286510.

It is an arithmetic number, because the mean of its divisors is an integer number (63873672796647).

Almost surely, 2^{340421031111302} is an apocalyptic number.

340421031111302 is a deficient number, since it is larger than the sum of its proper divisors (170568351261874).

340421031111302 is a wasteful number, since it uses less digits than its factorization.

340421031111302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119278568742.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 340421031111302 its reverse (203111130124043), we get a palindrome (543532161235345).

The spelling of 340421031111302 in words is "three hundred forty trillion, four hundred twenty-one billion, thirty-one million, one hundred eleven thousand, three hundred two".