1020011111102 has 32 divisors (see below), whose sum is σ = 1570442135040. Its totient is φ = 496641156480.

The previous prime is 1020011111087. The next prime is 1020011111107. The reversal of 1020011111102 is 2011111100201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020011111107) 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, 99343373 + ... + 99353639.

It is an arithmetic number, because the mean of its divisors is an integer number (49076316720).

Almost surely, 2^{1020011111102} is an apocalyptic number.

1020011111102 is a deficient number, since it is larger than the sum of its proper divisors (550431023938).

1020011111102 is a wasteful number, since it uses less digits than its factorization.

1020011111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15536.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1020011111102 its reverse (2011111100201), we get a palindrome (3031122211303).

The spelling of 1020011111102 in words is "one trillion, twenty billion, eleven million, one hundred eleven thousand, one hundred two".