101212001002 has 16 divisors (see below), whose sum is σ = 173571652800. Its totient is φ = 43360230528.

The previous prime is 101212000997. The next prime is 101212001003. The reversal of 101212001002 is 200100212101.

It is a self number, because there is not a number n which added to its sum of digits gives 101212001002.

It is not an unprimeable number, because it can be changed into a prime (101212001003) 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, 1323252 + ... + 1397647.

It is an arithmetic number, because the mean of its divisors is an integer number (10848228300).

Almost surely, 2^101212001002 is an apocalyptic number.

101212001002 is a deficient number, since it is larger than the sum of its proper divisors (72359651798).

101212001002 is a wasteful number, since it uses less digits than its factorization.

101212001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2723565.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 101212001002 its reverse (200100212101), we get a palindrome (301312213103).

The spelling of 101212001002 in words is "one hundred one billion, two hundred twelve million, one thousand, two".