10302420042421 has 32 divisors (see below), whose sum is σ = 11281210536960. Its totient is φ = 9351061977600.

The previous prime is 10302420042419. The next prime is 10302420042487. The reversal of 10302420042421 is 12424002420301.

It is a cyclic number.

It is not a de Polignac number, because 10302420042421 - 2¹ = 10302420042419 is a prime.

It is a super-2 number, since 2×10302420042421² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10302420042491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 956490766 + ... + 956501536.

It is an arithmetic number, because the mean of its divisors is an integer number (352537829280).

Almost surely, 2^{10302420042421} is an apocalyptic number.

It is an amenable number.

10302420042421 is a deficient number, since it is larger than the sum of its proper divisors (978790494539).

10302420042421 is a wasteful number, since it uses less digits than its factorization.

10302420042421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13837.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 10302420042421 its reverse (12424002420301), we get a palindrome (22726422462722).

The spelling of 10302420042421 in words is "ten trillion, three hundred two billion, four hundred twenty million, forty-two thousand, four hundred twenty-one".