1031434220242 has 8 divisors (see below), whose sum is σ = 1547210016000. Its totient is φ = 515697548244.

The previous prime is 1031434220197. The next prime is 1031434220273. The reversal of 1031434220242 is 2420224341301.

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 1031434220242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9714942 + ... + 9820537.

It is an arithmetic number, because the mean of its divisors is an integer number (193401252000).

Almost surely, 2^{1031434220242} is an apocalyptic number.

1031434220242 is a deficient number, since it is larger than the sum of its proper divisors (515775795758).

1031434220242 is a wasteful number, since it uses less digits than its factorization.

1031434220242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19561880.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1031434220242 its reverse (2420224341301), we get a palindrome (3451658561543).

The spelling of 1031434220242 in words is "one trillion, thirty-one billion, four hundred thirty-four million, two hundred twenty thousand, two hundred forty-two".