110133021423221 has 2 divisors, whose sum is σ = 110133021423222. Its totient is φ = 110133021423220.

The previous prime is 110133021423199. The next prime is 110133021423277. The reversal of 110133021423221 is 122324120331011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101662069383121 + 8470952040100 = 10082761^2 + 2910490^2 .

It is a cyclic number.

It is not a de Polignac number, because 110133021423221 - 2⁶ = 110133021423157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110133021423281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55066510711610 + 55066510711611.

It is an arithmetic number, because the mean of its divisors is an integer number (55066510711611).

Almost surely, 2^{110133021423221} is an apocalyptic number.

It is an amenable number.

110133021423221 is a deficient number, since it is larger than the sum of its proper divisors (1).

110133021423221 is an equidigital number, since it uses as much as digits as its factorization.

110133021423221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 110133021423221 its reverse (122324120331011), we get a palindrome (232457141754232).

The spelling of 110133021423221 in words is "one hundred ten trillion, one hundred thirty-three billion, twenty-one million, four hundred twenty-three thousand, two hundred twenty-one".