20102001213002 has 4 divisors (see below), whose sum is σ = 30153001819506. Its totient is φ = 10051000606500.

The previous prime is 20102001213001. The next prime is 20102001213061. The reversal of 20102001213002 is 20031210020102.

It is a happy number.

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., 18844532778841 + 1257468434161 = 4341029^2 + 1121369^2 .

It is not an unprimeable number, because it can be changed into a prime (20102001213001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5025500303249 + ... + 5025500303252.

Almost surely, 2^{20102001213002} is an apocalyptic number.

20102001213002 is a deficient number, since it is larger than the sum of its proper divisors (10051000606504).

20102001213002 is a wasteful number, since it uses less digits than its factorization.

20102001213002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10051000606503.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20102001213002 its reverse (20031210020102), we get a palindrome (40133211233104).

The spelling of 20102001213002 in words is "twenty trillion, one hundred two billion, one million, two hundred thirteen thousand, two".