20101210210002 has 8 divisors (see below), whose sum is σ = 40202420420016. Its totient is φ = 6700403403332.

The previous prime is 20101210209961. The next prime is 20101210210049. The reversal of 20101210210002 is 20001201210102.

It is a sphenic number, since it is the product of 3 distinct primes.

20101210210002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 20101210210002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1675100850828 + ... + 1675100850839.

It is an arithmetic number, because the mean of its divisors is an integer number (5025302552502).

Almost surely, 2^{20101210210002} is an apocalyptic number.

20101210210002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20101210210002 is a wasteful number, since it uses less digits than its factorization.

20101210210002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350201701672.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20101210210002 its reverse (20001201210102), we get a palindrome (40102411420104).

The spelling of 20101210210002 in words is "twenty trillion, one hundred one billion, two hundred ten million, two hundred ten thousand, two".