102212020011 has 4 divisors (see below), whose sum is σ = 136282693352. Its totient is φ = 68141346672.

The previous prime is 102212019997. The next prime is 102212020049. The reversal of 102212020011 is 110020212201.

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

It is not a de Polignac number, because 102212020011 - 2¹⁴ = 102212003627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102212020091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17035336666 + ... + 17035336671.

It is an arithmetic number, because the mean of its divisors is an integer number (34070673338).

Almost surely, 2^102212020011 is an apocalyptic number.

102212020011 is a deficient number, since it is larger than the sum of its proper divisors (34070673341).

102212020011 is an equidigital number, since it uses as much as digits as its factorization.

102212020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34070673340.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102212020011 its reverse (110020212201), we get a palindrome (212232232212).

The spelling of 102212020011 in words is "one hundred two billion, two hundred twelve million, twenty thousand, eleven".