120211021020004 has 6 divisors (see below), whose sum is σ = 210369286785014. Its totient is φ = 60105510510000.

The previous prime is 120211021019899. The next prime is 120211021020017. The reversal of 120211021020004 is 400020120112021.

It can be written as a sum of positive squares in only one way, i.e., 71526938169600 + 48684082850404 = 8457360^2 + 6977398^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120211021020004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15026377627497 + ... + 15026377627504.

Almost surely, 2^{120211021020004} is an apocalyptic number.

It is an amenable number.

120211021020004 is a deficient number, since it is larger than the sum of its proper divisors (90158265765010).

120211021020004 is a wasteful number, since it uses less digits than its factorization.

120211021020004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30052755255005 (or 30052755255003 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120211021020004 its reverse (400020120112021), we get a palindrome (520231141132025).

The spelling of 120211021020004 in words is "one hundred twenty trillion, two hundred eleven billion, twenty-one million, twenty thousand, four".