11021101210 has 16 divisors (see below), whose sum is σ = 22671979776. Its totient is φ = 3778663248.

The previous prime is 11021101193. The next prime is 11021101211. The reversal of 11021101210 is 1210112011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (11021101211) 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, 78722082 + ... + 78722221.

It is an arithmetic number, because the mean of its divisors is an integer number (1416998736).

Almost surely, 2^11021101210 is an apocalyptic number.

11021101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11021101210 is an abundant number, since it is smaller than the sum of its proper divisors (11650878566).

11021101210 is a wasteful number, since it uses less digits than its factorization.

11021101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157444317.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11021101210 its reverse (1210112011), we get a palindrome (12231213221).

The spelling of 11021101210 in words is "eleven billion, twenty-one million, one hundred one thousand, two hundred ten".