11020121222002 has 8 divisors (see below), whose sum is σ = 16531205992812. Its totient is φ = 5509719224400.

The previous prime is 11020121221987. The next prime is 11020121222003. The reversal of 11020121222002 is 20022212102011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9238566329001 + 1781554893001 = 3039501^2 + 1334749^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11020121222003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170652949 + ... + 170717512.

Almost surely, 2^{11020121222002} is an apocalyptic number.

11020121222002 is a deficient number, since it is larger than the sum of its proper divisors (5511084770810).

11020121222002 is a wasteful number, since it uses less digits than its factorization.

11020121222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341386604.

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

Adding to 11020121222002 its reverse (20022212102011), we get a palindrome (31042333324013).

The spelling of 11020121222002 in words is "eleven trillion, twenty billion, one hundred twenty-one million, two hundred twenty-two thousand, two".