10101020012211 has 4 divisors (see below), whose sum is σ = 13468026682952. Its totient is φ = 6734013341472.

The previous prime is 10101020012207. The next prime is 10101020012233. The reversal of 10101020012211 is 11221002010101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10101020012211 - 2² = 10101020012207 is a prime.

It is a super-2 number, since 2×10101020012211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10101020012261) 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, 1683503335366 + ... + 1683503335371.

It is an arithmetic number, because the mean of its divisors is an integer number (3367006670738).

Almost surely, 2^{10101020012211} is an apocalyptic number.

10101020012211 is a deficient number, since it is larger than the sum of its proper divisors (3367006670741).

10101020012211 is an equidigital number, since it uses as much as digits as its factorization.

10101020012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367006670740.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10101020012211 its reverse (11221002010101), we get a palindrome (21322022022312).

The spelling of 10101020012211 in words is "ten trillion, one hundred one billion, twenty million, twelve thousand, two hundred eleven".