1020011211102 has 64 divisors (see below), whose sum is σ = 2272814510400. Its totient is φ = 303163008000.

The previous prime is 1020011211091. The next prime is 1020011211133. The reversal of 1020011211102 is 2011121100201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1255977 + ... + 1901972.

It is an arithmetic number, because the mean of its divisors is an integer number (35512726725).

Almost surely, 2^{1020011211102} is an apocalyptic number.

1020011211102 is an abundant number, since it is smaller than the sum of its proper divisors (1252803299298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020011211102 is a wasteful number, since it uses less digits than its factorization.

1020011211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158109.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1020011211102 its reverse (2011121100201), we get a palindrome (3031132311303).

The spelling of 1020011211102 in words is "one trillion, twenty billion, eleven million, two hundred eleven thousand, one hundred two".