1142345420430 has 32 divisors (see below), whose sum is σ = 2741677610400. Its totient is φ = 304620045312.

The previous prime is 1142345420407. The next prime is 1142345420431. The reversal of 1142345420430 is 340245432411.

It is a super-2 number, since 2×1142345420430² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1142345420391 and 1142345420400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142345420431) 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, 1557426 + ... + 2170314.

It is an arithmetic number, because the mean of its divisors is an integer number (85677425325).

Almost surely, 2^{1142345420430} is an apocalyptic number.

1142345420430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1142345420430 is an abundant number, since it is smaller than the sum of its proper divisors (1599332189970).

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

1142345420430 is a wasteful number, since it uses less digits than its factorization.

1142345420430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675028.

The product of its (nonzero) digits is 46080, while the sum is 33.

The spelling of 1142345420430 in words is "one trillion, one hundred forty-two billion, three hundred forty-five million, four hundred twenty thousand, four hundred thirty".