1013321212442 has 32 divisors (see below), whose sum is σ = 1904964009984. Its totient is φ = 392733442800.

The previous prime is 1013321212433. The next prime is 1013321212469. The reversal of 1013321212442 is 2442121233101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17195738 + ... + 17254565.

It is an arithmetic number, because the mean of its divisors is an integer number (59530125312).

Almost surely, 2^{1013321212442} is an apocalyptic number.

1013321212442 is a deficient number, since it is larger than the sum of its proper divisors (891642797542).

1013321212442 is a wasteful number, since it uses less digits than its factorization.

1013321212442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34450514.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1013321212442 its reverse (2442121233101), we get a palindrome (3455442445543).

The spelling of 1013321212442 in words is "one trillion, thirteen billion, three hundred twenty-one million, two hundred twelve thousand, four hundred forty-two".