1020101011002 has 40 divisors (see below), whose sum is σ = 2292369289056. Its totient is φ = 339053727528.

The previous prime is 1020101010961. The next prime is 1020101011019. The reversal of 1020101011002 is 2001101010201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9017158 + ... + 9129585.

Almost surely, 2^{1020101011002} is an apocalyptic number.

1020101011002 is an abundant number, since it is smaller than the sum of its proper divisors (1272268278054).

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

1020101011002 is a wasteful number, since it uses less digits than its factorization.

1020101011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18147104 (or 18147095 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1020101011002 its reverse (2001101010201), we get a palindrome (3021202021203).

The spelling of 1020101011002 in words is "one trillion, twenty billion, one hundred one million, eleven thousand, two".