11000100121002 has 12 divisors (see below), whose sum is σ = 23833550262210. Its totient is φ = 3666700040328.

The previous prime is 11000100121001. The next prime is 11000100121061. The reversal of 11000100121002 is 20012100100011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10984392261441 + 15707859561 = 3314271^2 + 125331^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11000100121001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 305558336677 + ... + 305558336712.

Almost surely, 2^{11000100121002} is an apocalyptic number.

11000100121002 is an abundant number, since it is smaller than the sum of its proper divisors (12833450141208).

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

11000100121002 is a wasteful number, since it uses less digits than its factorization.

11000100121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611116673397 (or 611116673394 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11000100121002 its reverse (20012100100011), we get a palindrome (31012200221013).

The spelling of 11000100121002 in words is "eleven trillion, one hundred million, one hundred twenty-one thousand, two".