1020120210201 has 16 divisors (see below), whose sum is σ = 1445923391040. Its totient is φ = 637907371200.

The previous prime is 1020120210149. The next prime is 1020120210209.

1020120210201 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1020120210201 - 2¹⁰ = 1020120209177 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1020120210209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88592490 + ... + 88604003.

It is an arithmetic number, because the mean of its divisors is an integer number (90370211940).

Almost surely, 2^{1020120210201} is an apocalyptic number.

It is an amenable number.

1020120210201 is a deficient number, since it is larger than the sum of its proper divisors (425803180839).

1020120210201 is a wasteful number, since it uses less digits than its factorization.

1020120210201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177196616.

The product of its (nonzero) digits is 16, while the sum is 12.

It can be divided in two parts, 1020120 and 210201, that added together give a palindrome (1230321).

The spelling of 1020120210201 in words is "one trillion, twenty billion, one hundred twenty million, two hundred ten thousand, two hundred one".