20010100212010 has 32 divisors (see below), whose sum is σ = 36061695787392. Its totient is φ = 7994372473920.

The previous prime is 20010100211977. The next prime is 20010100212029. The reversal of 20010100212010 is 1021200101002.

It is a super-2 number, since 2×20010100212010² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66123667 + ... + 66425593.

It is an arithmetic number, because the mean of its divisors is an integer number (1126927993356).

Almost surely, 2^{20010100212010} is an apocalyptic number.

20010100212010 is a deficient number, since it is larger than the sum of its proper divisors (16051595575382).

20010100212010 is a wasteful number, since it uses less digits than its factorization.

20010100212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309918.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20010100212010 its reverse (1021200101002), we get a palindrome (21031300313012).

The spelling of 20010100212010 in words is "twenty trillion, ten billion, one hundred million, two hundred twelve thousand, ten".