1011210202231 has 2 divisors, whose sum is σ = 1011210202232. Its totient is φ = 1011210202230.

The previous prime is 1011210202201. The next prime is 1011210202243. The reversal of 1011210202231 is 1322020121101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011210202231 - 2¹³ = 1011210194039 is a prime.

It is a super-2 number, since 2×1011210202231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011210202201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505605101115 + 505605101116.

It is an arithmetic number, because the mean of its divisors is an integer number (505605101116).

Almost surely, 2^{1011210202231} is an apocalyptic number.

1011210202231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011210202231 is an equidigital number, since it uses as much as digits as its factorization.

1011210202231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1011210202231 its reverse (1322020121101), we get a palindrome (2333230323332).

The spelling of 1011210202231 in words is "one trillion, eleven billion, two hundred ten million, two hundred two thousand, two hundred thirty-one".