10312420542 has 16 divisors (see below), whose sum is σ = 20626432272. Its totient is φ = 3437208320.

The previous prime is 10312420529. The next prime is 10312420543. The reversal of 10312420542 is 24502421301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10312420543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28348 + ... + 146384.

It is an arithmetic number, because the mean of its divisors is an integer number (1289152017).

Almost surely, 2^10312420542 is an apocalyptic number.

10312420542 is an abundant number, since it is smaller than the sum of its proper divisors (10314011730).

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

10312420542 is a wasteful number, since it uses less digits than its factorization.

10312420542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132603.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 10312420542 its reverse (24502421301), we get a palindrome (34814841843).

The spelling of 10312420542 in words is "ten billion, three hundred twelve million, four hundred twenty thousand, five hundred forty-two".