20010211101002 has 4 divisors (see below), whose sum is σ = 30015316651506. Its totient is φ = 10005105550500.

The previous prime is 20010211100983. The next prime is 20010211101011. The reversal of 20010211101002 is 20010111201002.

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., 18726728298721 + 1283482802281 = 4327439^2 + 1132909^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5002552775249 + ... + 5002552775252.

Almost surely, 2^{20010211101002} is an apocalyptic number.

20010211101002 is a deficient number, since it is larger than the sum of its proper divisors (10005105550504).

20010211101002 is a wasteful number, since it uses less digits than its factorization.

20010211101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10005105550503.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20010211101002 its reverse (20010111201002), we get a palindrome (40020322302004).

The spelling of 20010211101002 in words is "twenty trillion, ten billion, two hundred eleven million, one hundred one thousand, two".