10102001211 has 8 divisors (see below), whose sum is σ = 14965927760. Its totient is φ = 6734667456.

The previous prime is 10102001191. The next prime is 10102001227. The reversal of 10102001211 is 11210020101.

It is a happy number.

It is not a de Polignac number, because 10102001211 - 2¹³ = 10101993019 is a prime.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10102001193 and 10102001202.

It is not an unprimeable number, because it can be changed into a prime (10102001291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187074070 + ... + 187074123.

It is an arithmetic number, because the mean of its divisors is an integer number (1870740970).

Almost surely, 2^10102001211 is an apocalyptic number.

10102001211 is a deficient number, since it is larger than the sum of its proper divisors (4863926549).

10102001211 is an equidigital number, since it uses as much as digits as its factorization.

10102001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374148202 (or 374148196 counting only the distinct ones).

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

Adding to 10102001211 its reverse (11210020101), we get a palindrome (21312021312).

The spelling of 10102001211 in words is "ten billion, one hundred two million, one thousand, two hundred eleven".