11012121042621 has 8 divisors (see below), whose sum is σ = 14725141683744. Its totient is φ = 7320257214960.

The previous prime is 11012121042613. The next prime is 11012121042707. The reversal of 11012121042621 is 12624012121011.

11012121042621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11012121042621 - 2³ = 11012121042613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11012121042591 and 11012121042600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012121042421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5289202150 + ... + 5289204231.

It is an arithmetic number, because the mean of its divisors is an integer number (1840642710468).

Almost surely, 2^{11012121042621} is an apocalyptic number.

It is an amenable number.

11012121042621 is a deficient number, since it is larger than the sum of its proper divisors (3713020641123).

11012121042621 is a wasteful number, since it uses less digits than its factorization.

11012121042621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10578406731.

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 11012121042621 its reverse (12624012121011), we get a palindrome (23636133163632).

The spelling of 11012121042621 in words is "eleven trillion, twelve billion, one hundred twenty-one million, forty-two thousand, six hundred twenty-one".