212210000101242 has 96 divisors (see below), whose sum is σ = 571945668840000. Its totient is φ = 55867708776960.

The previous prime is 212210000101241. The next prime is 212210000101313. The reversal of 212210000101242 is 242101000012212.

212210000101242 is a `hidden beast` number, since 212 + 210 + 0 + 0 + 0 + 1 + 0 + 1 + 242 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (212210000101241) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2424769992 + ... + 2424857507.

It is an arithmetic number, because the mean of its divisors is an integer number (5957767383750).

Almost surely, 2^{212210000101242} is an apocalyptic number.

212210000101242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212210000101242 is an abundant number, since it is smaller than the sum of its proper divisors (359735668738758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212210000101242 is a wasteful number, since it uses less digits than its factorization.

212210000101242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4849627548 (or 4849627545 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 212210000101242 its reverse (242101000012212), we get a palindrome (454311000113454).

The spelling of 212210000101242 in words is "two hundred twelve trillion, two hundred ten billion, one hundred one thousand, two hundred forty-two".