1000101020002 has 40 divisors (see below), whose sum is σ = 1756580766300. Its totient is φ = 427020808032.

The previous prime is 1000101019949. The next prime is 1000101020027. The reversal of 1000101020002 is 2000201010001.

It can be written as a sum of positive squares in 2 ways, for example, as 1000082001681 + 19018321 = 1000041^2 + 4361^2 .

It is a Harshad number since it is a multiple of its sum of digits (7).

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, 904624 + ... + 1678852.

Almost surely, 2^{1000101020002} is an apocalyptic number.

1000101020002 is a deficient number, since it is larger than the sum of its proper divisors (756479746298).

1000101020002 is an frugal number, since it uses more digits than its factorization.

1000101020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774528 (or 774507 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 1000101020002 its reverse (2000201010001), we get a palindrome (3000302030003).

The spelling of 1000101020002 in words is "one trillion, one hundred one million, twenty thousand, two".