11000021220212 has 6 divisors (see below), whose sum is σ = 19250037135378. Its totient is φ = 5500010610104.

The previous prime is 11000021220203. The next prime is 11000021220233. The reversal of 11000021220212 is 21202212000011.

It can be written as a sum of positive squares in only one way, i.e., 9091937600656 + 1908083619556 = 3015284^2 + 1381334^2 .

It is a super-2 number, since 2×11000021220212² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375002652523 + ... + 1375002652530.

It is an arithmetic number, because the mean of its divisors is an integer number (3208339522563).

Almost surely, 2^{11000021220212} is an apocalyptic number.

It is an amenable number.

11000021220212 is a deficient number, since it is larger than the sum of its proper divisors (8250015915166).

11000021220212 is a wasteful number, since it uses less digits than its factorization.

11000021220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2750005305057 (or 2750005305055 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11000021220212 its reverse (21202212000011), we get a palindrome (32202233220223).

The spelling of 11000021220212 in words is "eleven trillion, twenty-one million, two hundred twenty thousand, two hundred twelve".