211220002202047 has 2 divisors, whose sum is σ = 211220002202048. Its totient is φ = 211220002202046.

The previous prime is 211220002201979. The next prime is 211220002202089. The reversal of 211220002202047 is 740202200022112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211220002202047 - 2³¹ = 211217854718399 is a prime.

It is a super-2 number, since 2×211220002202047² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211220002202347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105610001101023 + 105610001101024.

It is an arithmetic number, because the mean of its divisors is an integer number (105610001101024).

Almost surely, 2^{211220002202047} is an apocalyptic number.

211220002202047 is a deficient number, since it is larger than the sum of its proper divisors (1).

211220002202047 is an equidigital number, since it uses as much as digits as its factorization.

211220002202047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 25.

Adding to 211220002202047 its reverse (740202200022112), we get a palindrome (951422202224159).

The spelling of 211220002202047 in words is "two hundred eleven trillion, two hundred twenty billion, two million, two hundred two thousand, forty-seven".