102021200222 has 4 divisors (see below), whose sum is σ = 153031800336. Its totient is φ = 51010600110.

The previous prime is 102021200219. The next prime is 102021200233. The reversal of 102021200222 is 222002120201.

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 = 102021200197 and 102021200206.

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, 25505300054 + ... + 25505300057.

It is an arithmetic number, because the mean of its divisors is an integer number (38257950084).

Almost surely, 2^102021200222 is an apocalyptic number.

102021200222 is a deficient number, since it is larger than the sum of its proper divisors (51010600114).

102021200222 is an equidigital number, since it uses as much as digits as its factorization.

102021200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51010600113.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 102021200222 its reverse (222002120201), we get a palindrome (324023320423).

The spelling of 102021200222 in words is "one hundred two billion, twenty-one million, two hundred thousand, two hundred twenty-two".