10211220344 has 32 divisors (see below), whose sum is σ = 20742311520. Its totient is φ = 4684642176.

The previous prime is 10211220343. The next prime is 10211220419. The reversal of 10211220344 is 44302211201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211220343) 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, 276599 + ... + 311334.

It is an arithmetic number, because the mean of its divisors is an integer number (648197235).

Almost surely, 2^10211220344 is an apocalyptic number.

It is an amenable number.

10211220344 is an abundant number, since it is smaller than the sum of its proper divisors (10531091176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10211220344 is a wasteful number, since it uses less digits than its factorization.

10211220344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588119 (or 588115 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 10211220344 its reverse (44302211201), we get a palindrome (54513431545).

The spelling of 10211220344 in words is "ten billion, two hundred eleven million, two hundred twenty thousand, three hundred forty-four".