20111222000047 has 2 divisors, whose sum is σ = 20111222000048. Its totient is φ = 20111222000046.

The previous prime is 20111222000041. The next prime is 20111222000053. The reversal of 20111222000047 is 74000022211102.

It is a balanced prime because it is at equal distance from previous prime (20111222000041) and next prime (20111222000053).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20111222000047 is a prime.

It is a super-2 number, since 2×20111222000047² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20111221999991 and 20111222000027.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20111222000041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055611000023 + 10055611000024.

It is an arithmetic number, because the mean of its divisors is an integer number (10055611000024).

Almost surely, 2^{20111222000047} is an apocalyptic number.

20111222000047 is a deficient number, since it is larger than the sum of its proper divisors (1).

20111222000047 is an equidigital number, since it uses as much as digits as its factorization.

20111222000047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 20111222000047 its reverse (74000022211102), we get a palindrome (94111244211149).

The spelling of 20111222000047 in words is "twenty trillion, one hundred eleven billion, two hundred twenty-two million, forty-seven", and thus it is an aban number.