1011002121202 has 32 divisors (see below), whose sum is σ = 1635423410880. Its totient is φ = 467166885120.

The previous prime is 1011002121167. The next prime is 1011002121229. The reversal of 1011002121202 is 2021212001101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18133773 + ... + 18189439.

It is an arithmetic number, because the mean of its divisors is an integer number (51106981590).

Almost surely, 2^{1011002121202} is an apocalyptic number.

1011002121202 is a deficient number, since it is larger than the sum of its proper divisors (624421289678).

1011002121202 is a wasteful number, since it uses less digits than its factorization.

1011002121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67386.

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

Adding to 1011002121202 its reverse (2021212001101), we get a palindrome (3032214122303).

The spelling of 1011002121202 in words is "one trillion, eleven billion, two million, one hundred twenty-one thousand, two hundred two".