20021212011041 has 2 divisors, whose sum is σ = 20021212011042. Its totient is φ = 20021212011040.

The previous prime is 20021212010959. The next prime is 20021212011067. The reversal of 20021212011041 is 14011021212002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19769939395600 + 251272615441 = 4446340^2 + 501271^2 .

It is a cyclic number.

It is not a de Polignac number, because 20021212011041 - 2²² = 20021207816737 is a prime.

It is not a weakly prime, because it can be changed into another prime (20021212019041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010606005520 + 10010606005521.

It is an arithmetic number, because the mean of its divisors is an integer number (10010606005521).

Almost surely, 2^{20021212011041} is an apocalyptic number.

It is an amenable number.

20021212011041 is a deficient number, since it is larger than the sum of its proper divisors (1).

20021212011041 is an equidigital number, since it uses as much as digits as its factorization.

20021212011041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20021212011041 its reverse (14011021212002), we get a palindrome (34032233223043).

The spelling of 20021212011041 in words is "twenty trillion, twenty-one billion, two hundred twelve million, eleven thousand, forty-one".