10400220211 has 8 divisors (see below), whose sum is σ = 10498073040. Its totient is φ = 10302469632.

The previous prime is 10400220199. The next prime is 10400220217. The reversal of 10400220211 is 11202200401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10400220211 - 2²³ = 10391831603 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10400220191 and 10400220200.

It is not an unprimeable number, because it can be changed into a prime (10400220217) 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, 187080 + ... + 236218.

It is an arithmetic number, because the mean of its divisors is an integer number (1312259130).

Almost surely, 2^10400220211 is an apocalyptic number.

10400220211 is a deficient number, since it is larger than the sum of its proper divisors (97852829).

10400220211 is a wasteful number, since it uses less digits than its factorization.

10400220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51125.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10400220211 its reverse (11202200401), we get a palindrome (21602420612).

The spelling of 10400220211 in words is "ten billion, four hundred million, two hundred twenty thousand, two hundred eleven".