102201121220222 has 4 divisors (see below), whose sum is σ = 153301681830336. Its totient is φ = 51100560610110.

The previous prime is 102201121220203. The next prime is 102201121220243. The reversal of 102201121220222 is 222022121102201.

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

It is a junction number, because it is equal to n+sod(n) for n = 102201121220194 and 102201121220203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25550280305054 + ... + 25550280305057.

It is an arithmetic number, because the mean of its divisors is an integer number (38325420457584).

Almost surely, 2^{102201121220222} is an apocalyptic number.

102201121220222 is a deficient number, since it is larger than the sum of its proper divisors (51100560610114).

102201121220222 is an equidigital number, since it uses as much as digits as its factorization.

102201121220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51100560610113.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102201121220222 its reverse (222022121102201), we get a palindrome (324223242322423).

The spelling of 102201121220222 in words is "one hundred two trillion, two hundred one billion, one hundred twenty-one million, two hundred twenty thousand, two hundred twenty-two".