20101202211122 has 8 divisors (see below), whose sum is σ = 30241274544156. Its totient is φ = 10020777363072.

The previous prime is 20101202211119. The next prime is 20101202211131. The reversal of 20101202211122 is 22111220210102.

It can be written as a sum of positive squares in 2 ways, for example, as 19319549950801 + 781652260321 = 4395401^2 + 884111^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 20101202211122.

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, 14911870403 + ... + 14911871750.

Almost surely, 2^{20101202211122} is an apocalyptic number.

20101202211122 is a deficient number, since it is larger than the sum of its proper divisors (10140072333034).

20101202211122 is a wasteful number, since it uses less digits than its factorization.

20101202211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29823742492.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20101202211122 its reverse (22111220210102), we get a palindrome (42212422421224).

The spelling of 20101202211122 in words is "twenty trillion, one hundred one billion, two hundred two million, two hundred eleven thousand, one hundred twenty-two".