10420100334421 has 16 divisors (see below), whose sum is σ = 10904229656064. Its totient is φ = 9938568397824.

The previous prime is 10420100334361. The next prime is 10420100334451. The reversal of 10420100334421 is 12443300102401.

It is a cyclic number.

It is not a de Polignac number, because 10420100334421 - 2³⁷ = 10282661380949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10420100334451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66377595 + ... + 66534391.

It is an arithmetic number, because the mean of its divisors is an integer number (681514353504).

Almost surely, 2^{10420100334421} is an apocalyptic number.

It is an amenable number.

10420100334421 is a deficient number, since it is larger than the sum of its proper divisors (484129321643).

10420100334421 is a wasteful number, since it uses less digits than its factorization.

10420100334421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165060.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 10420100334421 its reverse (12443300102401), we get a palindrome (22863400436822).

The spelling of 10420100334421 in words is "ten trillion, four hundred twenty billion, one hundred million, three hundred thirty-four thousand, four hundred twenty-one".