20101002222010 has 8 divisors (see below), whose sum is σ = 36181803999636. Its totient is φ = 8040400888800.

The previous prime is 20101002221857. The next prime is 20101002222019. The reversal of 20101002222010 is 1022220010102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19359269606889 + 741732615121 = 4399917^2 + 861239^2 .

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

It is not an unprimeable number, because it can be changed into a prime (20101002222019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005050111091 + ... + 1005050111110.

Almost surely, 2^{20101002222010} is an apocalyptic number.

20101002222010 is a deficient number, since it is larger than the sum of its proper divisors (16080801777626).

20101002222010 is a wasteful number, since it uses less digits than its factorization.

20101002222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010100222208.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20101002222010 its reverse (1022220010102), we get a palindrome (21123222232112).

The spelling of 20101002222010 in words is "twenty trillion, one hundred one billion, two million, two hundred twenty-two thousand, ten".