1424021121442 has 8 divisors (see below), whose sum is σ = 2136101358636. Its totient is φ = 711987335232.

The previous prime is 1424021121427. The next prime is 1424021121499. The reversal of 1424021121442 is 2441211204241.

It can be written as a sum of positive squares in 2 ways, for example, as 1233079214481 + 190941906961 = 1110441^2 + 436969^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1424021121442.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11536003 + ... + 11658790.

Almost surely, 2^{1424021121442} is an apocalyptic number.

1424021121442 is a deficient number, since it is larger than the sum of its proper divisors (712080237194).

1424021121442 is a wasteful number, since it uses less digits than its factorization.

1424021121442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23225492.

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 1424021121442 its reverse (2441211204241), we get a palindrome (3865232325683).

The spelling of 1424021121442 in words is "one trillion, four hundred twenty-four billion, twenty-one million, one hundred twenty-one thousand, four hundred forty-two".