101020100211 has 24 divisors (see below), whose sum is σ = 151340957040. Its totient is φ = 67338425952.

The previous prime is 101020100183. The next prime is 101020100219. The reversal of 101020100211 is 112001020101.

It is a happy number.

It is not a de Polignac number, because 101020100211 - 2⁹ = 101020099699 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 101020100193 and 101020100202.

It is not an unprimeable number, because it can be changed into a prime (101020100219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2432005 + ... + 2473193.

It is an arithmetic number, because the mean of its divisors is an integer number (6305873210).

Almost surely, 2^101020100211 is an apocalyptic number.

101020100211 is a deficient number, since it is larger than the sum of its proper divisors (50320856829).

101020100211 is an equidigital number, since it uses as much as digits as its factorization.

101020100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51297 (or 51285 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101020100211 its reverse (112001020101), we get a palindrome (213021120312).

The spelling of 101020100211 in words is "one hundred one billion, twenty million, one hundred thousand, two hundred eleven".