1023420412242 has 24 divisors (see below), whose sum is σ = 2250506580816. Its totient is φ = 336048493176.

The previous prime is 1023420412241. The next prime is 1023420412253. The reversal of 1023420412242 is 2422140243201.

It is a happy number.

1023420412242 is a `hidden beast` number, since 1 + 0 + 2 + 3 + 4 + 2 + 0 + 412 + 242 = 666.

It is not an unprimeable number, because it can be changed into a prime (1023420412241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 424302448 + ... + 424304859.

It is an arithmetic number, because the mean of its divisors is an integer number (93771107534).

Almost surely, 2^{1023420412242} is an apocalyptic number.

1023420412242 is an abundant number, since it is smaller than the sum of its proper divisors (1227086168574).

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

1023420412242 is a wasteful number, since it uses less digits than its factorization.

1023420412242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848607382 (or 848607379 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 1023420412242 its reverse (2422140243201), we get a palindrome (3445560655443).

The spelling of 1023420412242 in words is "one trillion, twenty-three billion, four hundred twenty million, four hundred twelve thousand, two hundred forty-two".