1202000002021 has 32 divisors (see below), whose sum is σ = 1498388864000. Its totient is φ = 938820430080.

The previous prime is 1202000002001. The next prime is 1202000002039.

1202000002021 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1202000002021 - 2⁹ = 1202000001509 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1202000001989 and 1202000002007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202000002001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49944331 + ... + 49968391.

It is an arithmetic number, because the mean of its divisors is an integer number (46824652000).

Almost surely, 2^{1202000002021} is an apocalyptic number.

It is an amenable number.

1202000002021 is a deficient number, since it is larger than the sum of its proper divisors (296388861979).

1202000002021 is a wasteful number, since it uses less digits than its factorization.

1202000002021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31109.

The product of its (nonzero) digits is 16, while the sum is 10.

It can be divided in two parts, 120200000 and 2021, that added together give a palindrome (120202021).

The spelling of 1202000002021 in words is "one trillion, two hundred two billion, two thousand, twenty-one".