1020102011211 has 32 divisors (see below), whose sum is σ = 1422922083840. Its totient is φ = 648828728064.

The previous prime is 1020102011207. The next prime is 1020102011351. The reversal of 1020102011211 is 1121102010201.

1020102011211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1020102011211 - 2² = 1020102011207 is a prime.

It is a super-2 number, since 2×1020102011211² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1020102011911) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60220735 + ... + 60237671.

It is an arithmetic number, because the mean of its divisors is an integer number (44466315120).

Almost surely, 2^{1020102011211} is an apocalyptic number.

1020102011211 is a deficient number, since it is larger than the sum of its proper divisors (402820072629).

1020102011211 is a wasteful number, since it uses less digits than its factorization.

1020102011211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19155.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1020102011211 its reverse (1121102010201), we get a palindrome (2141204021412).

The spelling of 1020102011211 in words is "one trillion, twenty billion, one hundred two million, eleven thousand, two hundred eleven".