11021103402420 has 24 divisors (see below), whose sum is σ = 30859089526944. Its totient is φ = 2938960907296.

The previous prime is 11021103402359. The next prime is 11021103402437. The reversal of 11021103402420 is 2420430112011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91842528294 + ... + 91842528413.

It is an arithmetic number, because the mean of its divisors is an integer number (1285795396956).

Almost surely, 2^{11021103402420} is an apocalyptic number.

11021103402420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021103402420 is an abundant number, since it is smaller than the sum of its proper divisors (19837986124524).

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

11021103402420 is a wasteful number, since it uses less digits than its factorization.

11021103402420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183685056719 (or 183685056717 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11021103402420 its reverse (2420430112011), we get a palindrome (13441533514431).

The spelling of 11021103402420 in words is "eleven trillion, twenty-one billion, one hundred three million, four hundred two thousand, four hundred twenty".