1020122021211 has 8 divisors (see below), whose sum is σ = 1419300203520. Its totient is φ = 650512593192.

The previous prime is 1020122021207. The next prime is 1020122021231. The reversal of 1020122021211 is 1121202210201.

1020122021211 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1020122021211 - 2² = 1020122021207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1020122021201) 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, 7392188491 + ... + 7392188628.

It is an arithmetic number, because the mean of its divisors is an integer number (177412525440).

Almost surely, 2^{1020122021211} is an apocalyptic number.

1020122021211 is a deficient number, since it is larger than the sum of its proper divisors (399178182309).

1020122021211 is a wasteful number, since it uses less digits than its factorization.

1020122021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14784377145.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1020122021211 its reverse (1121202210201), we get a palindrome (2141324231412).

The spelling of 1020122021211 in words is "one trillion, twenty billion, one hundred twenty-two million, twenty-one thousand, two hundred eleven".