102212122011 has 8 divisors (see below), whose sum is σ = 143455609920. Its totient is φ = 64555024392.

The previous prime is 102212121983. The next prime is 102212122021. The reversal of 102212122011 is 110221212201.

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

It is not a de Polignac number, because 102212122011 - 2¹³ = 102212113819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102212122021) 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, 896597505 + ... + 896597618.

It is an arithmetic number, because the mean of its divisors is an integer number (17931951240).

Almost surely, 2^102212122011 is an apocalyptic number.

102212122011 is a deficient number, since it is larger than the sum of its proper divisors (41243487909).

102212122011 is a wasteful number, since it uses less digits than its factorization.

102212122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793195145.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102212122011 its reverse (110221212201), we get a palindrome (212433334212).

The spelling of 102212122011 in words is "one hundred two billion, two hundred twelve million, one hundred twenty-two thousand, eleven".