1011201021022 has 4 divisors (see below), whose sum is σ = 1516801531536. Its totient is φ = 505600510510.

The previous prime is 1011201021007. The next prime is 1011201021037. The reversal of 1011201021022 is 2201201021101.

1011201021022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1011201021007) and next prime (1011201021037).

It is a junction number, because it is equal to n+sod(n) for n = 1011201020993 and 1011201021011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252800255254 + ... + 252800255257.

It is an arithmetic number, because the mean of its divisors is an integer number (379200382884).

Almost surely, 2^{1011201021022} is an apocalyptic number.

1011201021022 is a deficient number, since it is larger than the sum of its proper divisors (505600510514).

1011201021022 is an equidigital number, since it uses as much as digits as its factorization.

1011201021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505600510513.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1011201021022 its reverse (2201201021101), we get a palindrome (3212402042123).

The spelling of 1011201021022 in words is "one trillion, eleven billion, two hundred one million, twenty-one thousand, twenty-two".