1011201210196 has 6 divisors (see below), whose sum is σ = 1769602117850. Its totient is φ = 505600605096.

The previous prime is 1011201210143. The next prime is 1011201210197. The reversal of 1011201210196 is 6910121021101.

It can be written as a sum of positive squares in only one way, i.e., 1001372470596 + 9828739600 = 1000686^2 + 99140^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1011201210196.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011201210197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126400151271 + ... + 126400151278.

Almost surely, 2^{1011201210196} is an apocalyptic number.

It is an amenable number.

1011201210196 is a deficient number, since it is larger than the sum of its proper divisors (758400907654).

1011201210196 is a wasteful number, since it uses less digits than its factorization.

1011201210196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252800302553 (or 252800302551 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 25.

Adding to 1011201210196 its reverse (6910121021101), we get a palindrome (7921322231297).

The spelling of 1011201210196 in words is "one trillion, eleven billion, two hundred one million, two hundred ten thousand, one hundred ninety-six".