101210002 has 4 divisors (see below), whose sum is σ = 151815006. Its totient is φ = 50605000.

The previous prime is 101209991. The next prime is 101210077. The reversal of 101210002 is 200012101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 88529281 + 12680721 = 9409^2 + 3561^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25302499 + ... + 25302502.

Almost surely, 2^101210002 is an apocalyptic number.

101210002 is a deficient number, since it is larger than the sum of its proper divisors (50605004).

101210002 is an equidigital number, since it uses as much as digits as its factorization.

101210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50605003.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 101210002 is about 10060.3181858230. The cubic root of 101210002 is about 466.0234934461.

Adding to 101210002 its reverse (200012101), we get a palindrome (301222103).

The spelling of 101210002 in words is "one hundred one million, two hundred ten thousand, two".