102222021111211 has 8 divisors (see below), whose sum is σ = 102571477167600. Its totient is φ = 101872568969952.

The previous prime is 102222021111209. The next prime is 102222021111251. The reversal of 102222021111211 is 112111120222201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102222021111211 - 2¹ = 102222021111209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102222021111251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57236796 + ... + 58995718.

It is an arithmetic number, because the mean of its divisors is an integer number (12821434645950).

Almost surely, 2^{102222021111211} is an apocalyptic number.

102222021111211 is a deficient number, since it is larger than the sum of its proper divisors (349456056389).

102222021111211 is a wasteful number, since it uses less digits than its factorization.

102222021111211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957565.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 102222021111211 its reverse (112111120222201), we get a palindrome (214333141333412).

The spelling of 102222021111211 in words is "one hundred two trillion, two hundred twenty-two billion, twenty-one million, one hundred eleven thousand, two hundred eleven".