1430021121342 has 32 divisors (see below), whose sum is σ = 3166613944704. Its totient is φ = 426871975200.

The previous prime is 1430021121341. The next prime is 1430021121343. The reversal of 1430021121342 is 2431211200341.

It is an interprime number because it is at equal distance from previous prime (1430021121341) and next prime (1430021121343).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1430021121341) 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, 161689509 + ... + 161698352.

It is an arithmetic number, because the mean of its divisors is an integer number (98956685772).

Almost surely, 2^{1430021121342} is an apocalyptic number.

1430021121342 is an abundant number, since it is smaller than the sum of its proper divisors (1736592823362).

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

1430021121342 is a wasteful number, since it uses less digits than its factorization.

1430021121342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323387944.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1430021121342 its reverse (2431211200341), we get a palindrome (3861232321683).

The spelling of 1430021121342 in words is "one trillion, four hundred thirty billion, twenty-one million, one hundred twenty-one thousand, three hundred forty-two".