20120335202 has 24 divisors (see below), whose sum is σ = 33181543836. Its totient is φ = 9143420000.

The previous prime is 20120335189. The next prime is 20120335211. The reversal of 20120335202 is 20253302102.

It can be written as a sum of positive squares in 2 ways, for example, as 19728730681 + 391604521 = 140459^2 + 19789^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1440452 + ... + 1454352.

Almost surely, 2^20120335202 is an apocalyptic number.

20120335202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20120335202 is a deficient number, since it is larger than the sum of its proper divisors (13061208634).

20120335202 is a wasteful number, since it uses less digits than its factorization.

20120335202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19906 (or 19895 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 20120335202 its reverse (20253302102), we get a palindrome (40373637304).

The spelling of 20120335202 in words is "twenty billion, one hundred twenty million, three hundred thirty-five thousand, two hundred two".