101212220003 has 2 divisors, whose sum is σ = 101212220004. Its totient is φ = 101212220002.

The previous prime is 101212219987. The next prime is 101212220027. The reversal of 101212220003 is 300022212101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101212220003 - 2⁴ = 101212219987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101212220003.

It is not a weakly prime, because it can be changed into another prime (101212220033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606110001 + 50606110002.

It is an arithmetic number, because the mean of its divisors is an integer number (50606110002).

Almost surely, 2^101212220003 is an apocalyptic number.

101212220003 is a deficient number, since it is larger than the sum of its proper divisors (1).

101212220003 is an equidigital number, since it uses as much as digits as its factorization.

101212220003 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 14.

Adding to 101212220003 its reverse (300022212101), we get a palindrome (401234432104).

The spelling of 101212220003 in words is "one hundred one billion, two hundred twelve million, two hundred twenty thousand, three".