11220022121002 has 8 divisors (see below), whose sum is σ = 17240521795812. Its totient is φ = 5473181522400.

The previous prime is 11220022120999. The next prime is 11220022121017. The reversal of 11220022121002 is 20012122002211.

It is a happy number.

11220022121002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8251606698721 + 2968415422281 = 2872561^2 + 1722909^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68414768949 + ... + 68414769112.

Almost surely, 2^{11220022121002} is an apocalyptic number.

11220022121002 is a deficient number, since it is larger than the sum of its proper divisors (6020499674810).

11220022121002 is a wasteful number, since it uses less digits than its factorization.

11220022121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136829538104.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11220022121002 its reverse (20012122002211), we get a palindrome (31232144123213).

The spelling of 11220022121002 in words is "eleven trillion, two hundred twenty billion, twenty-two million, one hundred twenty-one thousand, two".