1021110212002 has 32 divisors (see below), whose sum is σ = 1637880652800. Its totient is φ = 476259886080.

The previous prime is 1021110211997. The next prime is 1021110212009. The reversal of 1021110212002 is 2002120111201.

It is not an unprimeable number, because it can be changed into a prime (1021110212009) 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, 4785999 + ... + 4994797.

It is an arithmetic number, because the mean of its divisors is an integer number (51183770400).

Almost surely, 2^{1021110212002} is an apocalyptic number.

1021110212002 is a deficient number, since it is larger than the sum of its proper divisors (616770440798).

1021110212002 is a wasteful number, since it uses less digits than its factorization.

1021110212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211458.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1021110212002 its reverse (2002120111201), we get a palindrome (3023230323203).

The spelling of 1021110212002 in words is "one trillion, twenty-one billion, one hundred ten million, two hundred twelve thousand, two".