21111032201302 has 32 divisors (see below), whose sum is σ = 35840425005504. Its totient is φ = 9270891801600.

The previous prime is 21111032201257. The next prime is 21111032201323. The reversal of 21111032201302 is 20310223011112.

It is a self number, because there is not a number n which added to its sum of digits gives 21111032201302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329189949 + ... + 329254072.

It is an arithmetic number, because the mean of its divisors is an integer number (1120013281422).

Almost surely, 2^{21111032201302} is an apocalyptic number.

21111032201302 is a deficient number, since it is larger than the sum of its proper divisors (14729392804202).

21111032201302 is a wasteful number, since it uses less digits than its factorization.

21111032201302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658444104.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 21111032201302 its reverse (20310223011112), we get a palindrome (41421255212414).

The spelling of 21111032201302 in words is "twenty-one trillion, one hundred eleven billion, thirty-two million, two hundred one thousand, three hundred two".