1001020211102 has 32 divisors (see below), whose sum is σ = 1571583098880. Its totient is φ = 477292742080.

The previous prime is 1001020211101. The next prime is 1001020211117. The reversal of 1001020211102 is 2011120201001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001020211101) 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, 45637274 + ... + 45659202.

It is an arithmetic number, because the mean of its divisors is an integer number (49111971840).

Almost surely, 2^{1001020211102} is an apocalyptic number.

1001020211102 is a deficient number, since it is larger than the sum of its proper divisors (570562887778).

1001020211102 is a wasteful number, since it uses less digits than its factorization.

1001020211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24928.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1001020211102 its reverse (2011120201001), we get a palindrome (3012140412103).

The spelling of 1001020211102 in words is "one trillion, one billion, twenty million, two hundred eleven thousand, one hundred two".