10202211122243 has 4 divisors (see below), whose sum is σ = 11659669854000. Its totient is φ = 8744752390488.

The previous prime is 10202211122183. The next prime is 10202211122263. The reversal of 10202211122243 is 34222111220201.

10202211122243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10202211122243 is a prime.

It is a super-2 number, since 2×10202211122243² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10202211122263) 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, 728729365868 + ... + 728729365881.

It is an arithmetic number, because the mean of its divisors is an integer number (2914917463500).

Almost surely, 2^{10202211122243} is an apocalyptic number.

10202211122243 is a deficient number, since it is larger than the sum of its proper divisors (1457458731757).

10202211122243 is an equidigital number, since it uses as much as digits as its factorization.

10202211122243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457458731756.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 10202211122243 its reverse (34222111220201), we get a palindrome (44424322342444).

The spelling of 10202211122243 in words is "ten trillion, two hundred two billion, two hundred eleven million, one hundred twenty-two thousand, two hundred forty-three".