202120011210201 has 32 divisors (see below), whose sum is σ = 311096460319488. Its totient is φ = 114335615815680.

The previous prime is 202120011210179. The next prime is 202120011210203. The reversal of 202120011210201 is 102012110021202.

It is not a de Polignac number, because 202120011210201 - 2¹⁵ = 202120011177433 is a prime.

It is a super-2 number, since 2×202120011210201² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202120011210203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49924416 + ... + 53820881.

It is an arithmetic number, because the mean of its divisors is an integer number (9721764384984).

Almost surely, 2^{202120011210201} is an apocalyptic number.

202120011210201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

202120011210201 is a deficient number, since it is larger than the sum of its proper divisors (108976449109287).

202120011210201 is a wasteful number, since it uses less digits than its factorization.

202120011210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103746241.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 202120011210201 its reverse (102012110021202), we get a palindrome (304132121231403).

The spelling of 202120011210201 in words is "two hundred two trillion, one hundred twenty billion, eleven million, two hundred ten thousand, two hundred one".