1342211421 has 16 divisors (see below), whose sum is σ = 1896307200. Its totient is φ = 841540608.

The previous prime is 1342211413. The next prime is 1342211441. The reversal of 1342211421 is 1241122431.

It is not a de Polignac number, because 1342211421 - 2³ = 1342211413 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342211441) 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, 64245 + ... + 82533.

It is an arithmetic number, because the mean of its divisors is an integer number (118519200).

Almost surely, 2^1342211421 is an apocalyptic number.

It is an amenable number.

1342211421 is a deficient number, since it is larger than the sum of its proper divisors (554095779).

1342211421 is a wasteful number, since it uses less digits than its factorization.

1342211421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19748.

The product of its digits is 384, while the sum is 21.

The square root of 1342211421 is about 36636.2036925225. The cubic root of 1342211421 is about 1103.0799141623.

Adding to 1342211421 its reverse (1241122431), we get a palindrome (2583333852).

The spelling of 1342211421 in words is "one billion, three hundred forty-two million, two hundred eleven thousand, four hundred twenty-one".