11213212010 has 128 divisors (see below), whose sum is σ = 27298252800. Its totient is φ = 3202571520.

The previous prime is 11213211983. The next prime is 11213212037. The reversal of 11213212010 is 1021231211.

It is an interprime number because it is at equal distance from previous prime (11213211983) and next prime (11213212037).

It is a super-2 number, since 2×11213212010² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1387361 + ... + 1395419.

It is an arithmetic number, because the mean of its divisors is an integer number (213267600).

Almost surely, 2^11213212010 is an apocalyptic number.

11213212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11213212010 is an abundant number, since it is smaller than the sum of its proper divisors (16085040790).

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

11213212010 is a wasteful number, since it uses less digits than its factorization.

11213212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8236.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11213212010 its reverse (1021231211), we get a palindrome (12234443221).

The spelling of 11213212010 in words is "eleven billion, two hundred thirteen million, two hundred twelve thousand, ten".