667212106002 has 16 divisors (see below), whose sum is σ = 1437072228480. Its totient is φ = 205296032592.

The previous prime is 667212105983. The next prime is 667212106003. The reversal of 667212106002 is 200601212766.

It is not an unprimeable number, because it can be changed into a prime (667212106003) 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, 4277000602 + ... + 4277000757.

It is an arithmetic number, because the mean of its divisors is an integer number (89817014280).

Almost surely, 2^667212106002 is an apocalyptic number.

667212106002 is an abundant number, since it is smaller than the sum of its proper divisors (769860122478).

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

667212106002 is a wasteful number, since it uses less digits than its factorization.

667212106002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8554001377.

The product of its (nonzero) digits is 12096, while the sum is 33.

Adding to 667212106002 its reverse (200601212766), we get a palindrome (867813318768).

The spelling of 667212106002 in words is "six hundred sixty-seven billion, two hundred twelve million, one hundred six thousand, two".