202311421027 has 2 divisors, whose sum is σ = 202311421028. Its totient is φ = 202311421026.

The previous prime is 202311421021. The next prime is 202311421033. The reversal of 202311421027 is 720124113202.

It is a balanced prime because it is at equal distance from previous prime (202311421021) and next prime (202311421033).

It is a cyclic number.

It is not a de Polignac number, because 202311421027 - 2¹⁵ = 202311388259 is a prime.

It is a super-2 number, since 2×202311421027² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202311420992 and 202311421010.

It is not a weakly prime, because it can be changed into another prime (202311421021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101155710513 + 101155710514.

It is an arithmetic number, because the mean of its divisors is an integer number (101155710514).

Almost surely, 2^202311421027 is an apocalyptic number.

202311421027 is a deficient number, since it is larger than the sum of its proper divisors (1).

202311421027 is an equidigital number, since it uses as much as digits as its factorization.

202311421027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 202311421027 its reverse (720124113202), we get a palindrome (922435534229).

The spelling of 202311421027 in words is "two hundred two billion, three hundred eleven million, four hundred twenty-one thousand, twenty-seven".