2101012202 has 8 divisors (see below), whose sum is σ = 3151925796. Its totient is φ = 1050370272.

The previous prime is 2101012183. The next prime is 2101012217. The reversal of 2101012202 is 2022101012.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1560961081 + 540051121 = 39509^2 + 23239^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47333 + ... + 80264.

Almost surely, 2^2101012202 is an apocalyptic number.

2101012202 is a deficient number, since it is larger than the sum of its proper divisors (1050913594).

2101012202 is a wasteful number, since it uses less digits than its factorization.

2101012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135832.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2101012202 is about 45836.7996483175. The cubic root of 2101012202 is about 1280.7848787320.

Adding to 2101012202 its reverse (2022101012), we get a palindrome (4123113214).

It can be divided in two parts, 2101012 and 202, that multiplied together give a palindrome (424404424).

The spelling of 2101012202 in words is "two billion, one hundred one million, twelve thousand, two hundred two".