201202021012 has 6 divisors (see below), whose sum is σ = 352103536778. Its totient is φ = 100601010504.

The previous prime is 201202020977. The next prime is 201202021021. The reversal of 201202021012 is 210120202102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 188395930116 + 12806090896 = 434046^2 + 113164^2 .

It is a super-3 number, since 3×201202021012³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201202020983 and 201202021001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25150252623 + ... + 25150252630.

Almost surely, 2^201202021012 is an apocalyptic number.

It is an amenable number.

201202021012 is a deficient number, since it is larger than the sum of its proper divisors (150901515766).

201202021012 is a wasteful number, since it uses less digits than its factorization.

201202021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50300505257 (or 50300505255 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201202021012 its reverse (210120202102), we get a palindrome (411322223114).

The spelling of 201202021012 in words is "two hundred one billion, two hundred two million, twenty-one thousand, twelve".