102011121112222 has 32 divisors (see below), whose sum is σ = 182483446178304. Its totient is φ = 41817324040800.

The previous prime is 102011121112189. The next prime is 102011121112223. The reversal of 102011121112222 is 222211121110201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 102011121112222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011121112223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11689272 + ... + 18457012.

It is an arithmetic number, because the mean of its divisors is an integer number (5702607693072).

Almost surely, 2^{102011121112222} is an apocalyptic number.

102011121112222 is a deficient number, since it is larger than the sum of its proper divisors (80472325066082).

102011121112222 is a wasteful number, since it uses less digits than its factorization.

102011121112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6814584.

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

Adding to 102011121112222 its reverse (222211121110201), we get a palindrome (324222242222423).

The spelling of 102011121112222 in words is "one hundred two trillion, eleven billion, one hundred twenty-one million, one hundred twelve thousand, two hundred twenty-two".