323212000021061 has 2 divisors, whose sum is σ = 323212000021062. Its totient is φ = 323212000021060.

The previous prime is 323212000021049. The next prime is 323212000021123. The reversal of 323212000021061 is 160120000212323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320304398702500 + 2907601318561 = 17897050^2 + 1705169^2 .

It is a cyclic number.

It is not a de Polignac number, because 323212000021061 - 2²² = 323211995826757 is a prime.

It is a super-2 number, since 2×323212000021061² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323212000021661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606000010530 + 161606000010531.

It is an arithmetic number, because the mean of its divisors is an integer number (161606000010531).

Almost surely, 2^{323212000021061} is an apocalyptic number.

It is an amenable number.

323212000021061 is a deficient number, since it is larger than the sum of its proper divisors (1).

323212000021061 is an equidigital number, since it uses as much as digits as its factorization.

323212000021061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 323212000021061 its reverse (160120000212323), we get a palindrome (483332000233384).

The spelling of 323212000021061 in words is "three hundred twenty-three trillion, two hundred twelve billion, twenty-one thousand, sixty-one".