1020102221123 has 2 divisors, whose sum is σ = 1020102221124. Its totient is φ = 1020102221122.

The previous prime is 1020102221093. The next prime is 1020102221143. The reversal of 1020102221123 is 3211222010201.

1020102221123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020102221123 - 2⁸ = 1020102220867 is a prime.

It is a super-2 number, since 2×1020102221123² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1020102221143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510051110561 + 510051110562.

It is an arithmetic number, because the mean of its divisors is an integer number (510051110562).

Almost surely, 2^{1020102221123} is an apocalyptic number.

1020102221123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020102221123 is an equidigital number, since it uses as much as digits as its factorization.

1020102221123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1020102221123 its reverse (3211222010201), we get a palindrome (4231324231324).

The spelling of 1020102221123 in words is "one trillion, twenty billion, one hundred two million, two hundred twenty-one thousand, one hundred twenty-three".