1342223120 has 80 divisors (see below), whose sum is σ = 3681573888. Its totient is φ = 445340160.

The previous prime is 1342223111. The next prime is 1342223143. The reversal of 1342223120 is 213222431.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1342223092 and 1342223101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21299 + ... + 56018.

Almost surely, 2^1342223120 is an apocalyptic number.

1342223120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1342223120 is an abundant number, since it is smaller than the sum of its proper divisors (2339350768).

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

1342223120 is a wasteful number, since it uses less digits than its factorization.

1342223120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77368 (or 77362 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1342223120 is about 36636.3633566434. The cubic root of 1342223120 is about 1103.0831190460.

Adding to 1342223120 its reverse (213222431), we get a palindrome (1555445551).

The spelling of 1342223120 in words is "one billion, three hundred forty-two million, two hundred twenty-three thousand, one hundred twenty".