100212212132 has 12 divisors (see below), whose sum is σ = 175373829120. Its totient is φ = 50105403816.

The previous prime is 100212212131. The next prime is 100212212147. The reversal of 100212212132 is 231212212001.

It is a self number, because there is not a number n which added to its sum of digits gives 100212212132.

It is not an unprimeable number, because it can be changed into a prime (100212212131) 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, 272669 + ... + 524187.

It is an arithmetic number, because the mean of its divisors is an integer number (14614485760).

Almost surely, 2^100212212132 is an apocalyptic number.

It is an amenable number.

100212212132 is a deficient number, since it is larger than the sum of its proper divisors (75161616988).

100212212132 is a wasteful number, since it uses less digits than its factorization.

100212212132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351130 (or 351128 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 100212212132 its reverse (231212212001), we get a palindrome (331424424133).

The spelling of 100212212132 in words is "one hundred billion, two hundred twelve million, two hundred twelve thousand, one hundred thirty-two".