1013102430421 has 4 divisors (see below), whose sum is σ = 1072696691052. Its totient is φ = 953508169792.

The previous prime is 1013102430367. The next prime is 1013102430437. The reversal of 1013102430421 is 1240342013101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 853970051025 + 159132379396 = 924105^2 + 398914^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013102430421 - 2⁹ = 1013102429909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013102430392 and 1013102430401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013102430451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29797130290 + ... + 29797130323.

It is an arithmetic number, because the mean of its divisors is an integer number (268174172763).

Almost surely, 2^{1013102430421} is an apocalyptic number.

It is an amenable number.

1013102430421 is a deficient number, since it is larger than the sum of its proper divisors (59594260631).

1013102430421 is an equidigital number, since it uses as much as digits as its factorization.

1013102430421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59594260630.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1013102430421 its reverse (1240342013101), we get a palindrome (2253444443522).

The spelling of 1013102430421 in words is "one trillion, thirteen billion, one hundred two million, four hundred thirty thousand, four hundred twenty-one".