340020012044402 has 4 divisors (see below), whose sum is σ = 510030018066606. Its totient is φ = 170010006022200.

The previous prime is 340020012044369. The next prime is 340020012044423. The reversal of 340020012044402 is 204440210020043.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 316852068514921 + 23167943529481 = 17800339^2 + 4813309^2 .

It is a super-2 number, since 2×340020012044402² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85005003011099 + ... + 85005003011102.

Almost surely, 2^{340020012044402} is an apocalyptic number.

340020012044402 is a deficient number, since it is larger than the sum of its proper divisors (170010006022204).

340020012044402 is a wasteful number, since it uses less digits than its factorization.

340020012044402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170010006022203.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 340020012044402 its reverse (204440210020043), we get a palindrome (544460222064445).

The spelling of 340020012044402 in words is "three hundred forty trillion, twenty billion, twelve million, forty-four thousand, four hundred two".