1142302403121 has 16 divisors (see below), whose sum is σ = 1661784249600. Its totient is φ = 692198869520.

The previous prime is 1142302403101. The next prime is 1142302403167. The reversal of 1142302403121 is 1213042032411.

It is a cyclic number.

It is not a de Polignac number, because 1142302403121 - 2⁶ = 1142302403057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1142302403091 and 1142302403100.

It is not an unprimeable number, because it can be changed into a prime (1142302403101) 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, 2420571 + ... + 2853728.

It is an arithmetic number, because the mean of its divisors is an integer number (103861515600).

Almost surely, 2^{1142302403121} is an apocalyptic number.

1142302403121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1142302403121 is a deficient number, since it is larger than the sum of its proper divisors (519481846479).

1142302403121 is a wasteful number, since it uses less digits than its factorization.

1142302403121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5280876.

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

Adding to 1142302403121 its reverse (1213042032411), we get a palindrome (2355344435532).

The spelling of 1142302403121 in words is "one trillion, one hundred forty-two billion, three hundred two million, four hundred three thousand, one hundred twenty-one".