202101012010 has 16 divisors (see below), whose sum is σ = 363814885800. Its totient is φ = 80833057216.

The previous prime is 202101011999. The next prime is 202101012013. The reversal of 202101012010 is 10210101202.

202101012010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 100261522881 + 101839489129 = 316641^2 + 319123^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (202101012013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 802225 + ... + 1023604.

Almost surely, 2^202101012010 is an apocalyptic number.

202101012010 is a deficient number, since it is larger than the sum of its proper divisors (161713873790).

202101012010 is a wasteful number, since it uses less digits than its factorization.

202101012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836905.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 202101012010 its reverse (10210101202), we get a palindrome (212311113212).

The spelling of 202101012010 in words is "two hundred two billion, one hundred one million, twelve thousand, ten".