201122411012 has 6 divisors (see below), whose sum is σ = 351964219278. Its totient is φ = 100561205504.

The previous prime is 201122410999. The next prime is 201122411027. The reversal of 201122411012 is 210114221102.

It can be written as a sum of positive squares in only one way, i.e., 147505156096 + 53617254916 = 384064^2 + 231554^2 .

It is a super-2 number, since 2×201122411012² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25140301373 + ... + 25140301380.

It is an arithmetic number, because the mean of its divisors is an integer number (58660703213).

Almost surely, 2^201122411012 is an apocalyptic number.

It is an amenable number.

201122411012 is a deficient number, since it is larger than the sum of its proper divisors (150841808266).

201122411012 is a wasteful number, since it uses less digits than its factorization.

201122411012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50280602757 (or 50280602755 counting only the distinct ones).

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

Adding to 201122411012 its reverse (210114221102), we get a palindrome (411236632114).

The spelling of 201122411012 in words is "two hundred one billion, one hundred twenty-two million, four hundred eleven thousand, twelve".