101002011002220 has 24 divisors (see below), whose sum is σ = 282805630806384. Its totient is φ = 26933869600576.

The previous prime is 101002011002153. The next prime is 101002011002267. The reversal of 101002011002220 is 22200110200101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 101002011002196 and 101002011002205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 841683424959 + ... + 841683425078.

It is an arithmetic number, because the mean of its divisors is an integer number (11783567950266).

Almost surely, 2^{101002011002220} is an apocalyptic number.

101002011002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101002011002220 is an abundant number, since it is smaller than the sum of its proper divisors (181803619804164).

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

101002011002220 is a wasteful number, since it uses less digits than its factorization.

101002011002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683366850049 (or 1683366850047 counting only the distinct ones).

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

Adding to 101002011002220 its reverse (22200110200101), we get a palindrome (123202121202321).

The spelling of 101002011002220 in words is "one hundred one trillion, two billion, eleven million, two thousand, two hundred twenty".