1200341423422 has 4 divisors (see below), whose sum is σ = 1800512135136. Its totient is φ = 600170711710.

The previous prime is 1200341423383. The next prime is 1200341423423. The reversal of 1200341423422 is 2243241430021.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200341423423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300085355854 + ... + 300085355857.

It is an arithmetic number, because the mean of its divisors is an integer number (450128033784).

Almost surely, 2^{1200341423422} is an apocalyptic number.

1200341423422 is a deficient number, since it is larger than the sum of its proper divisors (600170711714).

1200341423422 is an equidigital number, since it uses as much as digits as its factorization.

1200341423422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600170711713.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1200341423422 its reverse (2243241430021), we get a palindrome (3443582853443).

The spelling of 1200341423422 in words is "one trillion, two hundred billion, three hundred forty-one million, four hundred twenty-three thousand, four hundred twenty-two".