20101210220202 has 8 divisors (see below), whose sum is σ = 40202420440416. Its totient is φ = 6700403406732.

The previous prime is 20101210220197. The next prime is 20101210220279. The reversal of 20101210220202 is 20202201210102.

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

20101210220202 is an admirable number.

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, 1675100851678 + ... + 1675100851689.

It is an arithmetic number, because the mean of its divisors is an integer number (5025302555052).

Almost surely, 2^{20101210220202} is an apocalyptic number.

20101210220202 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.

20101210220202 is a wasteful number, since it uses less digits than its factorization.

20101210220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350201703372.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20101210220202 its reverse (20202201210102), we get a palindrome (40303411430304).

The spelling of 20101210220202 in words is "twenty trillion, one hundred one billion, two hundred ten million, two hundred twenty thousand, two hundred two".