101211122211203 has 2 divisors, whose sum is σ = 101211122211204. Its totient is φ = 101211122211202.

The previous prime is 101211122211197. The next prime is 101211122211217. The reversal of 101211122211203 is 302112221112101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101211122211203 - 2⁴ = 101211122211187 is a prime.

It is not a weakly prime, because it can be changed into another prime (101211122211253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605561105601 + 50605561105602.

It is an arithmetic number, because the mean of its divisors is an integer number (50605561105602).

Almost surely, 2^{101211122211203} is an apocalyptic number.

101211122211203 is a deficient number, since it is larger than the sum of its proper divisors (1).

101211122211203 is an equidigital number, since it uses as much as digits as its factorization.

101211122211203 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 20.

Adding to 101211122211203 its reverse (302112221112101), we get a palindrome (403323343323304).

The spelling of 101211122211203 in words is "one hundred one trillion, two hundred eleven billion, one hundred twenty-two million, two hundred eleven thousand, two hundred three".