1342040402120 has 64 divisors (see below), whose sum is σ = 3299144437440. Its totient is φ = 487267244800.

The previous prime is 1342040402119. The next prime is 1342040402141. The reversal of 1342040402120 is 212040402431.

It is a super-2 number, since 2×1342040402120² (a number of 25 digits) contains 22 as substring.

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, 2048126 + ... + 2622765.

It is an arithmetic number, because the mean of its divisors is an integer number (51549131835).

Almost surely, 2^{1342040402120} is an apocalyptic number.

1342040402120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1342040402120 is an abundant number, since it is smaller than the sum of its proper divisors (1957104035320).

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

1342040402120 is a wasteful number, since it uses less digits than its factorization.

1342040402120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4671566 (or 4671562 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 1342040402120 its reverse (212040402431), we get a palindrome (1554080804551).

The spelling of 1342040402120 in words is "one trillion, three hundred forty-two billion, forty million, four hundred two thousand, one hundred twenty".