1342001131020 has 144 divisors (see below), whose sum is σ = 4443357155328. Its totient is φ = 325146545280.

The previous prime is 1342001130997. The next prime is 1342001131057. The reversal of 1342001131020 is 201311002431.

1342001131020 is a `hidden beast` number, since 1 + 342 + 0 + 0 + 11 + 310 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1342001130984 and 1342001131002.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3265077 + ... + 3653043.

It is an arithmetic number, because the mean of its divisors is an integer number (30856646912).

Almost surely, 2^{1342001131020} is an apocalyptic number.

1342001131020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342001131020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2221678577664).

1342001131020 is an abundant number, since it is smaller than the sum of its proper divisors (3101356024308).

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

1342001131020 is a wasteful number, since it uses less digits than its factorization.

1342001131020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389740 (or 389735 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1342001131020 its reverse (201311002431), we get a palindrome (1543312133451).

The spelling of 1342001131020 in words is "one trillion, three hundred forty-two billion, one million, one hundred thirty-one thousand, twenty".