211202012021153 has 2 divisors, whose sum is σ = 211202012021154. Its totient is φ = 211202012021152.

The previous prime is 211202012021129. The next prime is 211202012021359. The reversal of 211202012021153 is 351120210202112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 210335645720209 + 866366300944 = 14502953^2 + 930788^2 .

It is a cyclic number.

It is not a de Polignac number, because 211202012021153 - 2¹⁴ = 211202012004769 is a prime.

It is not a weakly prime, because it can be changed into another prime (211202012021453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105601006010576 + 105601006010577.

It is an arithmetic number, because the mean of its divisors is an integer number (105601006010577).

Almost surely, 2^{211202012021153} is an apocalyptic number.

It is an amenable number.

211202012021153 is a deficient number, since it is larger than the sum of its proper divisors (1).

211202012021153 is an equidigital number, since it uses as much as digits as its factorization.

211202012021153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 23.

Adding to 211202012021153 its reverse (351120210202112), we get a palindrome (562322222223265).

The spelling of 211202012021153 in words is "two hundred eleven trillion, two hundred two billion, twelve million, twenty-one thousand, one hundred fifty-three".