10100220011010 has 80 divisors (see below), whose sum is σ = 27170646380856. Its totient is φ = 2692174447872.

The previous prime is 10100220010981. The next prime is 10100220011069. The reversal of 10100220011010 is 1011002200101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9693128797641 + 407091213369 = 3113379^2 + 638037^2 .

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 = 10100220010983 and 10100220011001.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1024779 + ... + 4609838.

Almost surely, 2^{10100220011010} is an apocalyptic number.

10100220011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10100220011010 is an abundant number, since it is smaller than the sum of its proper divisors (17070426369846).

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

10100220011010 is a wasteful number, since it uses less digits than its factorization.

10100220011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5636849 (or 5636840 counting only the distinct ones).

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

Adding to 10100220011010 its reverse (1011002200101), we get a palindrome (11111222211111).

The spelling of 10100220011010 in words is "ten trillion, one hundred billion, two hundred twenty million, eleven thousand, ten".