21201301202 has 32 divisors (see below), whose sum is σ = 34755678720. Its totient is φ = 9662492160.

The previous prime is 21201301189. The next prime is 21201301229. The reversal of 21201301202 is 20210310212.

It is a happy 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, 151778 + ... + 255810.

It is an arithmetic number, because the mean of its divisors is an integer number (1086114960).

Almost surely, 2^21201301202 is an apocalyptic number.

21201301202 is a deficient number, since it is larger than the sum of its proper divisors (13554377518).

21201301202 is a wasteful number, since it uses less digits than its factorization.

21201301202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104258.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 21201301202 its reverse (20210310212), we get a palindrome (41411611414).

The spelling of 21201301202 in words is "twenty-one billion, two hundred one million, three hundred one thousand, two hundred two".