101210111000203 has 2 divisors, whose sum is σ = 101210111000204. Its totient is φ = 101210111000202.

The previous prime is 101210111000183. The next prime is 101210111000227. The reversal of 101210111000203 is 302000111012101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101210111000203 - 2⁹ = 101210110999691 is a prime.

It is not a weakly prime, because it can be changed into another prime (101210111000303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605055500101 + 50605055500102.

It is an arithmetic number, because the mean of its divisors is an integer number (50605055500102).

Almost surely, 2^{101210111000203} is an apocalyptic number.

101210111000203 is a deficient number, since it is larger than the sum of its proper divisors (1).

101210111000203 is an equidigital number, since it uses as much as digits as its factorization.

101210111000203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 101210111000203 its reverse (302000111012101), we get a palindrome (403210222012304).

The spelling of 101210111000203 in words is "one hundred one trillion, two hundred ten billion, one hundred eleven million, two hundred three", and thus it is an aban number.