1020001121110 has 64 divisors (see below), whose sum is σ = 1875835765440. Its totient is φ = 399234908160.

The previous prime is 1020001121093. The next prime is 1020001121123. The reversal of 1020001121110 is 111211000201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118476486 + ... + 118485094.

It is an arithmetic number, because the mean of its divisors is an integer number (29309933835).

Almost surely, 2^{1020001121110} is an apocalyptic number.

1020001121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020001121110 is a deficient number, since it is larger than the sum of its proper divisors (855834644330).

1020001121110 is a wasteful number, since it uses less digits than its factorization.

1020001121110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9841.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1020001121110 its reverse (111211000201), we get a palindrome (1131212121311).

The spelling of 1020001121110 in words is "one trillion, twenty billion, one million, one hundred twenty-one thousand, one hundred ten".