1011020220102 has 16 divisors (see below), whose sum is σ = 2109955242240. Its totient is φ = 322354273032.

The previous prime is 1011020220083. The next prime is 1011020220107. The reversal of 1011020220102 is 2010220201101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011020220107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3663116602 + ... + 3663116877.

It is an arithmetic number, because the mean of its divisors is an integer number (131872202640).

Almost surely, 2^{1011020220102} is an apocalyptic number.

1011020220102 is an abundant number, since it is smaller than the sum of its proper divisors (1098935022138).

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

1011020220102 is a wasteful number, since it uses less digits than its factorization.

1011020220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7326233507.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1011020220102 its reverse (2010220201101), we get a palindrome (3021240421203).

The spelling of 1011020220102 in words is "one trillion, eleven billion, twenty million, two hundred twenty thousand, one hundred two".