1023420342510 has 64 divisors (see below), whose sum is σ = 2734020993600. Its totient is φ = 272422083456.

The previous prime is 1023420342403. The next prime is 1023420342533. The reversal of 1023420342510 is 152430243201.

1023420342510 is a `hidden beast` number, since 1 + 0 + 2 + 34 + 203 + 425 + 1 + 0 = 666.

1023420342510 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3252165 + ... + 3552944.

It is an arithmetic number, because the mean of its divisors is an integer number (42719078025).

Almost surely, 2^{1023420342510} is an apocalyptic number.

1023420342510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1023420342510 is an abundant number, since it is smaller than the sum of its proper divisors (1710600651090).

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

1023420342510 is a wasteful number, since it uses less digits than its factorization.

1023420342510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6805682 (or 6805676 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 1023420342510 its reverse (152430243201), we get a palindrome (1175850585711).

The spelling of 1023420342510 in words is "one trillion, twenty-three billion, four hundred twenty million, three hundred forty-two thousand, five hundred ten".