202102121211043 has 2 divisors, whose sum is σ = 202102121211044. Its totient is φ = 202102121211042.

The previous prime is 202102121210959. The next prime is 202102121211103. The reversal of 202102121211043 is 340112121201202.

202102121211043 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 202102121211043 - 2²¹ = 202102119113891 is a prime.

It is not a weakly prime, because it can be changed into another prime (202102121214043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101051060605521 + 101051060605522.

It is an arithmetic number, because the mean of its divisors is an integer number (101051060605522).

Almost surely, 2^{202102121211043} is an apocalyptic number.

202102121211043 is a deficient number, since it is larger than the sum of its proper divisors (1).

202102121211043 is an equidigital number, since it uses as much as digits as its factorization.

202102121211043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 202102121211043 its reverse (340112121201202), we get a palindrome (542214242412245).

The spelling of 202102121211043 in words is "two hundred two trillion, one hundred two billion, one hundred twenty-one million, two hundred eleven thousand, forty-three".