10202021120202 has 64 divisors (see below), whose sum is σ = 21177646775040. Its totient is φ = 3273707943936.

The previous prime is 10202021120197. The next prime is 10202021120227. The reversal of 10202021120202 is 20202112020201.

It is a super-3 number, since 3×10202021120202³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76572948 + ... + 76706064.

It is an arithmetic number, because the mean of its divisors is an integer number (330900730860).

Almost surely, 2^{10202021120202} is an apocalyptic number.

10202021120202 is an abundant number, since it is smaller than the sum of its proper divisors (10975625654838).

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

10202021120202 is a wasteful number, since it uses less digits than its factorization.

10202021120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136815.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10202021120202 its reverse (20202112020201), we get a palindrome (30404133140403).

The spelling of 10202021120202 in words is "ten trillion, two hundred two billion, twenty-one million, one hundred twenty thousand, two hundred two".