1012201100022 has 32 divisors (see below), whose sum is σ = 2314334276352. Its totient is φ = 289108844064.

The previous prime is 1012201100011. The next prime is 1012201100023. The reversal of 1012201100022 is 2200011022101.

It is a junction number, because it is equal to n+sod(n) for n = 1012201099980 and 1012201100007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012201100023) 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, 3676833 + ... + 3942524.

It is an arithmetic number, because the mean of its divisors is an integer number (72322946136).

Almost surely, 2^{1012201100022} is an apocalyptic number.

1012201100022 is an abundant number, since it is smaller than the sum of its proper divisors (1302133176330).

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

1012201100022 is a wasteful number, since it uses less digits than its factorization.

1012201100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7622532.

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

Adding to 1012201100022 its reverse (2200011022101), we get a palindrome (3212212122123).

The spelling of 1012201100022 in words is "one trillion, twelve billion, two hundred one million, one hundred thousand, twenty-two".