102033123132221 has 4 divisors (see below), whose sum is σ = 102777890454492. Its totient is φ = 101288355809952.

The previous prime is 102033123132181. The next prime is 102033123132253. The reversal of 102033123132221 is 122231321330201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72815314509721 + 29217808622500 = 8533189^2 + 5405350^2 .

It is a cyclic number.

It is not a de Polignac number, because 102033123132221 - 2¹⁰ = 102033123131197 is a prime.

It is a super-2 number, since 2×102033123132221² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102033123134221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 372383660930 + ... + 372383661203.

It is an arithmetic number, because the mean of its divisors is an integer number (25694472613623).

Almost surely, 2^{102033123132221} is an apocalyptic number.

It is an amenable number.

102033123132221 is a deficient number, since it is larger than the sum of its proper divisors (744767322271).

102033123132221 is an equidigital number, since it uses as much as digits as its factorization.

102033123132221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744767322270.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 102033123132221 its reverse (122231321330201), we get a palindrome (224264444462422).

The spelling of 102033123132221 in words is "one hundred two trillion, thirty-three billion, one hundred twenty-three million, one hundred thirty-two thousand, two hundred twenty-one".