2011102010122 has 4 divisors (see below), whose sum is σ = 3016653015186. Its totient is φ = 1005551005060.

The previous prime is 2011102010101. The next prime is 2011102010129. The reversal of 2011102010122 is 2210102011102.

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., 1819399020201 + 191702989921 = 1348851^2 + 437839^2 .

It is not an unprimeable number, because it can be changed into a prime (2011102010129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502775502529 + ... + 502775502532.

Almost surely, 2^{2011102010122} is an apocalyptic number.

2011102010122 is a deficient number, since it is larger than the sum of its proper divisors (1005551005064).

2011102010122 is a wasteful number, since it uses less digits than its factorization.

2011102010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005551005063.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2011102010122 its reverse (2210102011102), we get a palindrome (4221204021224).

The spelling of 2011102010122 in words is "two trillion, eleven billion, one hundred two million, ten thousand, one hundred twenty-two".