102110122010212 has 6 divisors (see below), whose sum is σ = 178692713517878. Its totient is φ = 51055061005104.

The previous prime is 102110122010207. The next prime is 102110122010213. The reversal of 102110122010212 is 212010221011201.

It can be written as a sum of positive squares in only one way, i.e., 61667975586816 + 40442146423396 = 7852896^2 + 6359414^2 .

It is a super-2 number, since 2×102110122010212² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102110122010213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12763765251273 + ... + 12763765251280.

Almost surely, 2^{102110122010212} is an apocalyptic number.

It is an amenable number.

102110122010212 is a deficient number, since it is larger than the sum of its proper divisors (76582591507666).

102110122010212 is a wasteful number, since it uses less digits than its factorization.

102110122010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25527530502557 (or 25527530502555 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102110122010212 its reverse (212010221011201), we get a palindrome (314120343021413).

The spelling of 102110122010212 in words is "one hundred two trillion, one hundred ten billion, one hundred twenty-two million, ten thousand, two hundred twelve".