11021212010 has 32 divisors (see below), whose sum is σ = 20889135360. Its totient is φ = 4175091648.

The previous prime is 11021211983. The next prime is 11021212049. The reversal of 11021212010 is 1021212011.

It is a super-2 number, since 2×11021212010² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11021211982 and 11021212000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 718784 + ... + 733956.

It is an arithmetic number, because the mean of its divisors is an integer number (652785480).

Almost surely, 2^11021212010 is an apocalyptic number.

11021212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11021212010 is a deficient number, since it is larger than the sum of its proper divisors (9867923350).

11021212010 is a wasteful number, since it uses less digits than its factorization.

11021212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19022.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11021212010 its reverse (1021212011), we get a palindrome (12042424021).

Subtracting from 11021212010 its reverse (1021212011), we obtain a palindrome (9999999999).

The spelling of 11021212010 in words is "eleven billion, twenty-one million, two hundred twelve thousand, ten".