202101213010 has 16 divisors (see below), whose sum is σ = 363828508056. Its totient is φ = 80830190848.

The previous prime is 202101212983. The next prime is 202101213019. The reversal of 202101213010 is 10312101202.

It can be written as a sum of positive squares in 4 ways, for example, as 160336977241 + 41764235769 = 400421^2 + 204363^2 .

It is a super-2 number, since 2×202101213010² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202101213019) 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, 1204087 + ... + 1361626.

Almost surely, 2^202101213010 is an apocalyptic number.

202101213010 is a deficient number, since it is larger than the sum of its proper divisors (161727295046).

202101213010 is a wasteful number, since it uses less digits than its factorization.

202101213010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2573597.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 202101213010 its reverse (10312101202), we get a palindrome (212413314212).

The spelling of 202101213010 in words is "two hundred two billion, one hundred one million, two hundred thirteen thousand, ten".