2011022101202 has 4 divisors (see below), whose sum is σ = 3016533151806. Its totient is φ = 1005511050600.

The previous prime is 2011022101199. The next prime is 2011022101273. The reversal of 2011022101202 is 2021012201102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1419198072601 + 591824028601 = 1191301^2 + 769301^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502755525299 + ... + 502755525302.

Almost surely, 2^{2011022101202} is an apocalyptic number.

2011022101202 is a deficient number, since it is larger than the sum of its proper divisors (1005511050604).

2011022101202 is a wasteful number, since it uses less digits than its factorization.

2011022101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005511050603.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2011022101202 its reverse (2021012201102), we get a palindrome (4032034302304).

The spelling of 2011022101202 in words is "two trillion, eleven billion, twenty-two million, one hundred one thousand, two hundred two".