1010220201020 has 24 divisors (see below), whose sum is σ = 2189896695168. Its totient is φ = 391052980800.

The previous prime is 1010220200993. The next prime is 1010220201047. The reversal of 1010220201020 is 201020220101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1010220200993) and next prime (1010220201047).

It is a junction number, because it is equal to n+sod(n) for n = 1010220200992 and 1010220201010.

It is a congruent number.

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, 814693091 + ... + 814694330.

It is an arithmetic number, because the mean of its divisors is an integer number (91245695632).

Almost surely, 2^{1010220201020} is an apocalyptic number.

1010220201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010220201020 is an abundant number, since it is smaller than the sum of its proper divisors (1179676494148).

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

1010220201020 is a wasteful number, since it uses less digits than its factorization.

1010220201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629387461 (or 1629387459 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1010220201020 its reverse (201020220101), we get a palindrome (1211240421121).

The spelling of 1010220201020 in words is "one trillion, ten billion, two hundred twenty million, two hundred one thousand, twenty".