1011002021202 has 128 divisors (see below), whose sum is σ = 2147665259520. Its totient is φ = 316976774400.

The previous prime is 1011002021137. The next prime is 1011002021207. The reversal of 1011002021202 is 2021202001101.

1011002021202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1011002021207) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 126958473 + ... + 126966435.

It is an arithmetic number, because the mean of its divisors is an integer number (16778634840).

Almost surely, 2^{1011002021202} is an apocalyptic number.

1011002021202 is an abundant number, since it is smaller than the sum of its proper divisors (1136663238318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011002021202 is a wasteful number, since it uses less digits than its factorization.

1011002021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8248.

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

Adding to 1011002021202 its reverse (2021202001101), we get a palindrome (3032204022303).

The spelling of 1011002021202 in words is "one trillion, eleven billion, two million, twenty-one thousand, two hundred two".